1 1 1 8	  (1+1+1)×8
1 1 1 11	  (11+1)×(1+1)
1 1 1 12	  (1+1)×12×1
1 1 1 13	  (13-1)×(1+1)
1 1 2 6	  (1+1)×6×2	  (2+1+1)×6
1 1 2 7	  (7+1)×(2+1)
1 1 2 8	  (2+1)×8×1
1 1 2 9	  (9-1)×(2+1)
1 1 2 10	  (10+2)×(1+1)	  (10+1+1)×2
1 1 2 11	  11×2+1+1	  (1+1)×11+2	  (11+1)×2×1
1 1 2 12	  12×2+1-1	  12/(1-1/2)
1 1 2 13	  13×2-1-1	  (1+1)×13-2	  (13-1)×2×1
1 1 3 4	  (1+1)×4×3
1 1 3 5	  (5+1)×(3+1)
1 1 3 6	  (6+1+1)×3	  (3+1)×6×1
1 1 3 7	  (7-1)×(3+1)	  (7+1)×3×1
1 1 3 8	  8×3+1-1
1 1 3 9	  (9+3)×(1+1)	  (9-1)×3×1
1 1 3 10	  (10-1-1)×3
1 1 3 11	  (11+1)×(3-1)
1 1 3 12	  (3-1)×12×1
1 1 3 13	  (13-1)×(3-1)
1 1 4 4	  (4+1+1)×4
1 1 4 5	  (4+1)×5-1	  (5+1)×4×1
1 1 4 6	  6×4+1-1
1 1 4 7	  (7-1)×4×1	  (7+1)×(4-1)
1 1 4 8	  (8+4)×(1+1)	  (8-1-1)×4	  (4-1)×8×1
1 1 4 9	  (9-1)×(4-1)
1 1 4 10	  (1+1)×10+4
1 1 4 12	  12×4/(1+1)	  (4-1-1)×12
1 1 5 5	  (5+1)×(5-1)	  (5×5-1)×1
1 1 5 6	  (5-1)×6×1	  (6-1)×5-1
1 1 5 7	  (7+5)×(1+1)	  (7-1)×(5-1)
1 1 5 8	  (5-1-1)×8
1 1 6 6	  (6+6)×(1+1)	  (6-1-1)×6
1 1 6 8	  8×6/(1+1)
1 1 6 9	  (1+1)×9+6
1 1 6 12	  (1+1)×6+12
1 1 7 10	  (1+1)×7+10
1 1 8 8	  (1+1)×8+8
1 1 9 13	  13+9+1+1
1 1 10 12	  12+10+1+1
1 1 10 13	  (13+10+1)×1
1 1 11 11	  11+11+1+1
1 1 11 12	  (12+11+1)×1
1 1 11 13	  13+11+1-1
1 1 12 12	  12+12+1-1
1 1 12 13	  (13+12-1)×1
1 1 13 13	  13+13-1-1
1 2 2 4	  (2+1)×4×2
1 2 2 5	  (5+1)×(2+2)	  (5+1)×2×2
1 2 2 6	  (6+2)×(2+1)	  6×2×2×1	  (2+2)×6×1
1 2 2 7	  (7-1)×(2+2)	  (7-1)×2×2
1 2 2 8	  (2+2-1)×8	  (2×2-1)×8
1 2 2 9	  (9+2+1)×2
1 2 2 10	  (10-2)×(2+1)	  (10+2)×2×1	  (10+1)×2+2
1 2 2 11	  (11+2-1)×2	  (11×2+2)×1
1 2 2 12	  (2-1)×12×2	  (12+1)×2-2	  (12-1)×2+2	  (2/2+1)×12
1 2 2 13	  (13+1-2)×2	  (13×2-2)×1
1 2 3 3	  (3+1)×3×2
1 2 3 4	  (3+2+1)×4	  4×3×2×1	  (4+2)×(3+1)
1 2 3 5	  (5+3)×(2+1)	  (5+2+1)×3	  (5-1)×3×2	  (3+2)×5-1
1 2 3 6	  (3+2-1)×6	  (6+2)×3×1	  (3-1)×6×2
1 2 3 7	  7×3+2+1	  (2+1)×7+3	  (7+2-1)×3
1 2 3 8	  (2-1)×8×3	  (8-2)×(3+1)	  (8+3+1)×2	  8/(1-2/3)
1 2 3 9	  9×3-2-1	  (2+1)×9-3	  (9+3)×2×1	  (9+1-2)×3
1 2 3 10	  10×2+3+1	  (10-2)×3×1	  (10+3-1)×2	  (10+2)×(3-1)
1 2 3 11	  (11-3)×(2+1)	  (11-2-1)×3	  11×2+3-1	  (3-1)×11+2
1 2 3 12	  (3+1-2)×12	  (3+1)×12/2	  12/(3/2-1)
1 2 3 13	  13×2+1-3	  (3-1)×13-2
1 2 4 4	  (4+4)×(2+1)	  (4+2)×4×1	  (4-1)×4×2
1 2 4 5	  (5+2-1)×4	  (4+2)×(5-1)
1 2 4 6	  (2-1)×6×4	  (6+2)×(4-1)
1 2 4 7	  (7+1-2)×4	  (7+4+1)×2
1 2 4 8	  (8+4)×2×1	  (4+1-2)×8	  (8-2)×4×1	  (4/2+1)×8
1 2 4 9	  (9-2-1)×4	  (9+4-1)×2	  (9+1)×2+4
1 2 4 10	  (10-2)×(4-1)	  (10×2+4)×1	  (10/2+1)×4
1 2 4 11	  (11+1)×(4-2)	  (11+1)×4/2	  (11-1)×2+4
1 2 4 12	  (12-4)×(2+1)	  (2+1)×4+12	  12×4×1/2	  (4-2)×12×1	  12/(1-2/4)
1 2 4 13	  (13+1)×2-4	  (13-1)×(4-2)	  (13-1)×4/2
1 2 5 5	  5×5+1-2
1 2 5 6	  (5+1-2)×6	  (5+1)×(6-2)	  (6+5+1)×2
1 2 5 7	  (7+5)×2×1	  (7+1)×(5-2)	  (7-2)×5-1
1 2 5 8	  (5+1)×8/2	  (8+5-1)×2	  (8-2)×(5-1)	  (5-2)×8×1
1 2 5 9	  (2+1)×5+9	  9×2+5+1	  (9-1)×(5-2)
1 2 5 10	  10×2+5-1	  10×5/2-1
1 2 5 12	  (5-2-1)×12	  (5+1)×2+12	  (5-1)×12/2
1 2 5 13	  (13-5)×(2+1)	  5×2+13+1
1 2 6 6	  (2+1)×6+6	  (6+6)×2×1	  (6-2)×6×1	  (6/2+1)×6
1 2 6 7	  (7-2-1)×6	  (7+6-1)×2	  (7+1)×6/2	  (7-1)×(6-2)
1 2 6 8	  (6-2-1)×8	  8×6×1/2	  (8+1)×2+6
1 2 6 9	  (9-1)×6/2	  (9×2+6)×1
1 2 6 10	  (2+1)×10-6	  (6+1)×2+10	  (10-1)×2+6	  (10/2-1)×6
1 2 6 11	  6×2+11+1
1 2 6 12	  12×6/(2+1)	  (6×2+12)×1	  (6/2-1)×12
1 2 6 13	  6×2+13-1
1 2 7 7	  (7×7-1)/2
1 2 7 8	  8×2+7+1	  (7+1)×2+8	  (7-1)×8/2
1 2 7 9	  9×2+7-1	  7×2+9+1
1 2 7 10	  (7×2+10)×1
1 2 7 11	  7×2+11-1
1 2 7 12	  (7-1)×2+12
1 2 8 8	  (8×2+8)×1	  (8/2-1)×8
1 2 8 9	  9×8/(2+1)	  8×2+9-1	  (9-1)×2+8
1 2 8 10	  (8-1)×2+10
1 2 8 13	  13+8+2+1
1 2 9 11	  (2+1)×11-9
1 2 9 12	  12+9+2+1
1 2 9 13	  (13+9+2)×1
1 2 10 11	  11+10+2+1
1 2 10 12	  (12+10+2)×1
1 2 10 13	  13+10+2-1
1 2 11 11	  (11+11+2)×1
1 2 11 12	  12+11+2-1	  2/(1-11/12)
1 2 11 13	  (13+11)×(2-1)
1 2 12 12	  (2+1)×12-12	  (12+12)×(2-1)
1 2 12 13	  13+12+1-2	  2/(13/12-1)
1 2 13 13	  (13+13-2)×1
1 3 3 3	  (3+3)×(3+1)	  (3×3-1)×3
1 3 3 4	  (4+3+1)×3	  (3-1)×4×3	  (3+3)×4×1
1 3 3 5	  (5+3)×3×1	  (3+3)×(5-1)
1 3 3 6	  (6+3-1)×3	  (6+1)×3+3
1 3 3 7	  (7×3+3)×1
1 3 3 8	  (8+1)×3-3	  (8-1)×3+3
1 3 3 9	  (9-3)×(3+1)	  (9+3)×(3-1)	  (3-1/3)×9	  (9×3-3)×1
1 3 3 10	  (10+1-3)×3	  (10-1)×3-3
1 3 3 11	  (11-3)×3×1
1 3 3 12	  (3+1)×3+12	  (12-3-1)×3	  (3/3+1)×12
1 3 4 4	  (4+4)×3×1	  (4+3-1)×4
1 3 4 5	  5×4+3+1	  (3+1)×5+4	  (5+4-1)×3	  (5+3)×(4-1)
1 3 4 6	  6/(1-3/4)
1 3 4 7	  7×4-3-1	  (3+1)×7-4	  7×3+4-1	  (4-1)×7+3
1 3 4 8	  (3+1)×4+8	  (8+1-3)×4	  (8+4)×(3-1)	  8/(4/3-1)
1 3 4 9	  (4+1)×3+9	  (9-3)×4×1	  9×3+1-4	  (4-1)×9-3
1 3 4 10	  (10-4)×(3+1)	  (10-3-1)×4	  (3-1)×10+4
1 3 4 11	  (11+1-4)×3	  (11-3)×(4-1)	  4×3+11+1
1 3 4 12	  (12-4)×3×1	  (4+1-3)×12	  12×4/(3-1)	  (4×3+12)×1
1 3 4 13	  (13-4-1)×3	  4×3+13-1
1 3 5 6	  6×3+5+1	  (5+1)×3+6
1 3 5 7	  (7+5)×(3-1)	  (5+1)×(7-3)
1 3 5 8	  (5+1-3)×8	  5×3+8+1	  (8-3)×5-1
1 3 5 9	  (9-3)×(5-1)	  (5×3+9)×1	  (5/3+1)×9
1 3 5 10	  10×3-5-1	  5×3+10-1
1 3 5 11	  (11-5)×(3+1)	  (11+1)×(5-3)
1 3 5 12	  (5+1)×12/3	  (12+1-5)×3	  (5-1)×3+12	  (5-3)×12×1
1 3 5 13	  (13-5)×3×1	  (13-1)×(5-3)
1 3 6 6	  (6+1-3)×6	  (6+6)×(3-1)	  (6×3+6)×1
1 3 6 7	  (7-3)×6×1	  (7+1)×(6-3)	  6×3+7-1	  (7-1)×3+6
1 3 6 8	  (8-3-1)×6	  8×6/(3-1)	  (6-3)×8×1	  (6/3+1)×8
1 3 6 9	  (3-1)×9+6	  (6-1)×3+9	  (9+1)×3-6	  (9-1)×(6-3)	  (9/3+1)×6
1 3 6 10	  (10×3-6)×1
1 3 6 11	  (11+1)×6/3	  (11-1)×3-6
1 3 6 12	  (12-6)×(3+1)	  (6-3-1)×12	  12×6×1/3	  (3-1)×6+12	  12/(1-3/6)
1 3 6 13	  (13+1-6)×3	  (13-1)×6/3
1 3 7 7	  (7-1)×(7-3)
1 3 7 8	  (7-3-1)×8	  3/(1-7/8)
1 3 7 9	  (7+1)×9/3
1 3 7 10	  (3-1)×7+10	  10×3+1-7
1 3 7 12	  (7-1)×12/3
1 3 7 13	  13+7+3+1	  (13-7)×(3+1)
1 3 8 8	  (3+1)×8-8	  (3-1)×8+8	  (8+1)×8/3
1 3 8 9	  9×8×1/3	  3/(9/8-1)
1 3 8 10	  (10-1)×8/3
1 3 8 11	  11×3-8-1
1 3 8 12	  12+8+3+1	  12×8/(3+1)	  (12/3-1)×8
1 3 8 13	  (13+8+3)×1
1 3 9 9	  (9-1)×9/3
1 3 9 10	  (10+1)×3-9
1 3 9 11	  11+9+3+1	  (11×3-9)×1	  (11/3-1)×9
1 3 9 12	  (3+1)×9-12	  (12-1)×3-9	  (12+9+3)×1	  (9/3-1)×12
1 3 9 13	  13+9+3-1
1 3 10 10	  10+10+3+1
1 3 10 11	  11×3+1-10	  (11+10+3)×1
1 3 10 12	  12+10+3-1
1 3 11 11	  11+11+3-1
1 3 11 12	  12×3-11-1	  (11+1)×3-12
1 3 12 12	  (12×3-12)×1
1 3 12 13	  12×3+1-13	  (13-1)×3-12
1 3 13 13	  13+13+1-3
1 4 4 4	  (4+1)×4+4	  (4+4)×(4-1)
1 4 4 5	  (5×4+4)×1
1 4 4 6	  (6+1)×4-4	  (6-1)×4+4
1 4 4 7	  4×4+7+1	  (7×4-4)×1
1 4 4 8	  (8-1)×4-4	  (4×4+8)×1
1 4 4 9	  (9+1-4)×4	  4×4+9-1
1 4 4 10	  (10-4)×4×1
1 4 4 11	  (11-4-1)×4
1 4 4 12	  (12-4)×(4-1)	  (4-1)×4+12	  (4/4+1)×12
1 4 5 5	  5×4+5-1	  (5-1)×5+4
1 4 5 6	  6/(5/4-1)	  4/(1-5/6)
1 4 5 7	  7×4+1-5	  (5-1)×7-4
1 4 5 8	  (5+1)×(8-4)	  (5-1)×4+8
1 4 5 9	  (4-1)×5+9	  (9-4)×5-1
1 4 5 10	  (10+1-5)×4	  (10-4)×(5-1)
1 4 5 11	  (11-5)×4×1
1 4 5 12	  (5+1-4)×12	  (12-5-1)×4
1 4 5 13	  (13-5)×(4-1)
1 4 6 6	  (4+1)×6-6	  (4-1)×6+6
1 4 6 7	  (7+1-4)×6	  4/(7/6-1)
1 4 6 8	  (6+1-4)×8	  (8-4)×6×1	  8/(1-4/6)
1 4 6 9	  (9-4-1)×6
1 4 6 10	  (4-1)×10-6
1 4 6 11	  (11+1-6)×4	  (11+1)×(6-4)
1 4 6 12	  (12-6)×4×1	  12×6/(4-1)	  (6-4)×12×1	  12/(6/4-1)	  (12/4+1)×6
1 4 6 13	  13+6+4+1	  (13-6-1)×4	  (13-1)×(6-4)
1 4 7 7	  (7+1)×(7-4)
1 4 7 8	  8×4-7-1	  (7+1)×4-8	  (7-1)×(8-4)	  (7-4)×8×1
1 4 7 9	  (9-1)×(7-4)
1 4 7 11	  (4+1)×7-11
1 4 7 12	  12+7+4+1	  (7-4-1)×12	  (7+1)×12/4	  (12+1-7)×4
1 4 7 13	  (13-7)×4×1	  (13+7+4)×1
1 4 8 8	  (8-4-1)×8	  (8×4-8)×1	  (8/4+1)×8
1 4 8 9	  9×8/(4-1)	  8×4+1-9	  (9-1)×4-8
1 4 8 11	  11+8+4+1	  (11+1)×8/4
1 4 8 12	  12×8×1/4	  (8+1)×4-12	  (12+8+4)×1	  12/(1-4/8)
1 4 8 13	  13+8+4-1	  (13+1-8)×4	  (13-1)×8/4
1 4 9 10	  10+9+4+1
1 4 9 11	  (4-1)×11-9	  9×4-11-1	  (11+9+4)×1
1 4 9 12	  12+9+4-1	  (9-1)×12/4	  (9×4-12)×1
1 4 9 13	  9×4+1-13
1 4 10 10	  (10+10+4)×1	  10×10/4-1
1 4 10 11	  11+10+4-1
1 4 10 12	  12×10/(4+1)	  (10-1)×4-12	  4/(1-10/12)
1 4 12 12	  (4-1)×12-12	  (12/4-1)×12
1 5 5 5	  (5-1/5)×5
1 5 5 6	  6×5-5-1	  (5+1)×5-6
1 5 5 9	  (5+1)×(9-5)
1 5 5 10	  (10-5)×5-1
1 5 5 11	  (11-5)×(5-1)
1 5 5 12	  (5/5+1)×12
1 5 5 13	  13+5+5+1
1 5 6 6	  (6×5-6)×1
1 5 6 7	  6×5+1-7	  (7-1)×5-6
1 5 6 8	  (8+1-5)×6
1 5 6 9	  (9-5)×6×1
1 5 6 10	  (5+1)×(10-6)	  (10-5-1)×6
1 5 6 11	  (6+1)×5-11	  (11-6)×5-1
1 5 6 12	  12+6+5+1	  (5+1)×6-12	  (6+1-5)×12	  (12-6)×(5-1)
1 5 6 13	  (13+6+5)×1
1 5 7 8	  (7+1-5)×8	  (7+1)×(8-5)
1 5 7 9	  (7-1)×(9-5)
1 5 7 10	  7×5-10-1	  (7/5+1)×10
1 5 7 11	  11+7+5+1	  (5+1)×(11-7)	  (11+1)×(7-5)	  (7×5-11)×1
1 5 7 12	  (7-5)×12×1	  7×5+1-12	  (12+7+5)×1	  (12-7)×5-1
1 5 7 13	  13+7+5-1	  (13-7)×(5-1)	  (13-1)×(7-5)
1 5 8 8	  (5-1)×8-8	  (8-5)×8×1
1 5 8 9	  (9-5-1)×8	  (9-1)×(8-5)	  9/(1-5/8)
1 5 8 10	  10+8+5+1	  (10/5+1)×8
1 5 8 11	  (8-1)×5-11	  (11+8+5)×1
1 5 8 12	  (5+1)×(12-8)	  (8-5-1)×12	  12+8+5-1	  12×8/(5-1)
1 5 8 13	  (13-8)×5-1
1 5 9 9	  9+9+5+1
1 5 9 10	  (10+9+5)×1
1 5 9 11	  11+9+5-1
1 5 9 12	  (5-1)×9-12	  (9+1)×12/5
1 5 9 13	  (5+1)×(13-9)
1 5 10 10	  10+10+5-1
1 5 10 11	  (11+1)×10/5
1 5 10 12	  12×10×1/5	  12/(1-5/10)
1 5 10 13	  (13-1)×10/5
1 5 11 11	  (11×11-1)/5
1 5 11 12	  (11-1)×12/5
1 5 12 12	  12×12/(5+1)
1 6 6 6	  (6-1)×6-6
1 6 6 8	  6/(1-6/8)
1 6 6 9	  (9+1-6)×6
1 6 6 10	  (10-6)×6×1
1 6 6 11	  11+6+6+1	  (11-6-1)×6	  6×6-11-1
1 6 6 12	  (12+6+6)×1	  (6×6-12)×1	  (6/6+1)×12
1 6 6 13	  13+6+6-1	  6×6+1-13
1 6 7 9	  (7+1)×(9-6)
1 6 7 10	  10+7+6+1	  (10+1-7)×6	  (7-1)×(10-6)
1 6 7 11	  (11-7)×6×1	  (6-1)×7-11	  (11+7+6)×1
1 6 7 12	  12+7+6-1	  (7+1-6)×12	  (12-7-1)×6	  (7-1)×6-12
1 6 8 8	  (8+1-6)×8	  8/(8/6-1)
1 6 8 9	  9+8+6+1	  (9-6)×8×1	  8/(1-6/9)
1 6 8 10	  (10-6-1)×8	  (10+8+6)×1	  6/(10/8-1)
1 6 8 11	  11+8+6-1	  (11+1-8)×6	  (11+1)×(8-6)
1 6 8 12	  (12-8)×6×1	  (8-6)×12×1	  (12/6+1)×8
1 6 8 13	  (13-8-1)×6	  (13-1)×(8-6)
1 6 9 9	  (9-1)×(9-6)	  (9+9+6)×1
1 6 9 10	  10+9+6-1	  (10/6+1)×9
1 6 9 12	  (9-6-1)×12	  (12+1-9)×6	  12/(9/6-1)	  6/(1-9/12)
1 6 9 13	  (13-9)×6×1
1 6 10 12	  12×10/(6-1)
1 6 10 13	  (13+1-10)×6
1 6 11 12	  (11+1)×12/6
1 6 11 13	  (13×11+1)/6
1 6 12 12	  12×12×1/6	  12/(1-6/12)
1 6 12 13	  (13-1)×12/6
1 7 7 9	  9+7+7+1
1 7 7 10	  (7+1)×(10-7)	  (10+7+7)×1
1 7 7 11	  11+7+7-1	  (7-1)×(11-7)
1 7 7 12	  (7/7+1)×12
1 7 8 8	  8+8+7+1
1 7 8 9	  (9+1-7)×8	  (9+8+7)×1
1 7 8 10	  10+8+7-1	  (10-7)×8×1
1 7 8 11	  (7+1)×(11-8)	  (11-7-1)×8
1 7 8 12	  (8+1-7)×12	  (7-1)×(12-8)
1 7 9 9	  9+9+7-1
1 7 9 10	  (9-1)×(10-7)
1 7 9 11	  (11+1)×(9-7)
1 7 9 12	  (7+1)×(12-9)	  (9-7)×12×1
1 7 9 13	  (7-1)×(13-9)	  (13-1)×(9-7)
1 7 10 12	  (10-7-1)×12	  10/(1-7/12)
1 7 10 13	  (7+1)×(13-10)
1 7 12 12	  12×12/(7-1)
1 7 12 13	  (13+1)×12/7
1 7 13 13	  (13×13-1)/7
1 8 8 8	  (8+8+8)×1
1 8 8 9	  9+8+8-1
1 8 8 10	  (10+1-8)×8
1 8 8 11	  (11-8)×8×1
1 8 8 12	  (12-8-1)×8	  (8/8+1)×12	  8/(1-8/12)
1 8 9 11	  (11+1-9)×8	  (9-1)×(11-8)	  9/(11/8-1)
1 8 9 12	  (12-9)×8×1	  (9+1-8)×12	  8/(12/9-1)
1 8 9 13	  (13-9-1)×8
1 8 10 11	  (11+1)×(10-8)
1 8 10 12	  (12+1-10)×8	  (10-8)×12×1
1 8 10 13	  (13-10)×8×1	  (13-1)×(10-8)
1 8 11 12	  (11-8-1)×12
1 8 11 13	  (13+1-11)×8
1 8 12 12	  12/(12/8-1)
1 9 9 12	  (9-1)×(12-9)	  (9/9+1)×12
1 9 10 12	  (10+1-9)×12
1 9 10 13	  (9-1)×(13-10)
1 9 11 11	  (11+1)×(11-9)
1 9 11 12	  (11-9)×12×1
1 9 11 13	  (13-1)×(11-9)
1 9 12 12	  (12-9-1)×12
1 10 10 12	  (10/10+1)×12
1 10 11 12	  (11+1-10)×12	  (11+1)×(12-10)
1 10 12 12	  (12-10)×12×1
1 10 12 13	  (13-10-1)×12	  (13-1)×(12-10)
1 11 11 12	  (11/11+1)×12
1 11 11 13	  (11+1)×(13-11)	  (13/11+1)×11
1 11 12 12	  (12+1-11)×12
1 11 12 13	  (13-11)×12×1
1 11 13 13	  (13-1)×(13-11)	  (11/13+1)×13
1 12 12 12	  (12/12+1)×12
1 12 12 13	  (13+1-12)×12
1 12 13 13	  (13/13+1)×12
2 2 2 3	  (2+2)×3×2	  3×2×2×2
2 2 2 4	  (4+2)×(2+2)	  (2+2+2)×4	  (4+2)×2×2	  (2×2+2)×4
2 2 2 5	  (5×2+2)×2
2 2 2 7	  (7×2-2)×2
2 2 2 8	  (8-2)×(2+2)	  (8+2+2)×2	  (8-2)×2×2	  (2×2+8)×2	  (2/2+2)×8
2 2 2 9	  (9+2)×2+2
2 2 2 10	  10×2+2+2	  10×2+2×2
2 2 2 11	  (2/2+11)×2	  (11+2)×2-2
2 2 2 12	  (2+2)×12/2	  (2×2-2)×12	  12×2+2-2
2 2 2 13	  (13-2/2)×2	  (13-2)×2+2
2 2 3 3	  (3+3)×(2+2)	  (3+3)×2×2	  (3×2+2)×3
2 2 3 4	  (4+2+2)×3	  (2×2+4)×3
2 2 3 5	  (5×2-2)×3
2 2 3 6	  (2/2+3)×6	  (6-2)×3×2	  (3×2-2)×6	  (3×2+6)×2
2 2 3 7	  (2/2+7)×3	  (7+3+2)×2
2 2 3 8	  8×3+2-2	  (8+3)×2+2
2 2 3 9	  (9-3)×(2+2)	  (9-3)×2×2	  (9-2/2)×3	  9×2+3×2	  (2/3+2)×9
2 2 3 10	  (10+3)×2-2
2 2 3 11	  (11+3-2)×2
2 2 3 12	  (2+2)×3+12	  (12-2-2)×3	  3×2×2+12	  (12-2×2)×3	  (3-2/2)×12	  (3-2)×12×2	  12/(2-3/2)	  (12/2+2)×3
2 2 3 13	  (13+2-3)×2
2 2 4 4	  (4×2-2)×4	  (4×2+4)×2
2 2 4 5	  5×4+2+2	  (2+2)×5+4	  5×4+2×2	  5×2×2+4	  (2/2+5)×4	  (5-2)×4×2
2 2 4 6	  6×4+2-2	  (4+2)×(6-2)	  (6+4+2)×2	  (4-2)×6×2	  (4/2+2)×6
2 2 4 7	  7×4-2-2	  (2+2)×7-4	  7×4-2×2	  7×2×2-4	  (7-2/2)×4	  (7+4)×2+2
2 2 4 8	  (2+2)×4+8	  4×2×2+8	  (4-2/2)×8	  (4+2)×8/2	  8×2+4×2	  (8+2)×2+4	  (8×2-4)×2	  (8/2+2)×4
2 2 4 9	  9×2+4+2	  (9+4)×2-2
2 2 4 10	  (10-4)×(2+2)	  (10-2-2)×4	  (10-4)×2×2	  (10-2×2)×4	  (10+4-2)×2	  (10+2)×(4-2)	  (10+2)×4/2	  (4/2+10)×2
2 2 4 11	  11×2+4-2	  (4-2)×11+2	  11×4/2+2	  11×2+4/2
2 2 4 12	  (4+2)×2+12	  (12+2)×2-4	  (12-2)×2+4
2 2 4 13	  13×2+2-4	  (4-2)×13-2	  13×4/2-2	  13×2-4/2
2 2 5 5	  5×5-2/2	  (5+5+2)×2
2 2 5 6	  (5-2/2)×6	  (6+2)×(5-2)	  (6+5)×2+2
2 2 5 7	  7×2+5×2
2 2 5 8	  (8+5)×2-2
2 2 5 9	  (9+5-2)×2
2 2 5 10	  (5+2)×2+10	  (10-2)×(5-2)	  (2/5+2)×10	  (10×5-2)/2
2 2 5 11	  (11-5)×(2+2)	  (11-5)×2×2
2 2 5 12	  5×2+12+2	  12/(5/2-2)
2 2 6 6	  (6+2)×6/2	  6×2+6×2
2 2 6 7	  (7+2)×2+6	  (7+6)×2-2
2 2 6 8	  (8-2-2)×6	  (8-2×2)×6	  8×2+6+2	  (6+2)×2+8	  (8+6-2)×2	  (8-2)×(6-2)
2 2 6 9	  (6/2+9)×2	  (9×2-6)×2
2 2 6 10	  6×2+10+2	  10×2+6-2	  (10-2)×6/2
2 2 6 11	  (11-2)×2+6
2 2 6 12	  (12-6)×(2+2)	  (6-2-2)×12	  (12-6)×2×2	  (6-2×2)×12	  (6-2)×12/2	  (12/2-2)×6	  (12/2+6)×2
2 2 6 13	  (13+2)×2-6
2 2 7 7	  (7+7-2)×2
2 2 7 8	  (7-2-2)×8	  (7-2×2)×8	  7×2+8+2
2 2 7 10	  (10/2+7)×2
2 2 7 12	  7×2+12-2
2 2 7 13	  13+7+2+2	  (13-7)×(2+2)	  2×2+13+7	  (13-7)×2×2
2 2 8 8	  (2+2)×8-8	  8×2×2-8	  (8-2)×8/2	  (8/2+8)×2
2 2 8 9	  9×2+8-2
2 2 8 10	  8×2+10-2	  10×2+8/2	  (10×2-8)×2	  (10-2)×2+8	  (10/2-2)×8
2 2 8 12	  12+8+2+2	  12×8/(2+2)	  2×2+12+8	  (8-2)×2+12	  (8/2-2)×12	  12×8/(2+2)
2 2 9 10	  (9-2)×2+10
2 2 9 11	  11+9+2+2	  2×2+11+9
2 2 9 12	  (2+2)×9-12	  9×2×2-12	  9×2+12/2
2 2 10 10	  10+10+2+2	  2×2+10+10
2 2 10 11	  (11×2-10)×2
2 2 10 13	  2/2+13+10
2 2 11 11	  (2/11+2)×11
2 2 11 12	  2/2+12+11
2 2 11 13	  13+11+2-2
2 2 12 12	  12+12+2-2	  (12×2-12)×2
2 2 12 13	  13+12-2/2
2 2 13 13	  (2-2/13)×13
2 3 3 3	  (3+3+2)×3	  (3×3+3)×2
2 3 3 5	  (5+2)×3+3	  (5×3-3)×2
2 3 3 6	  6×3+3×2	  3×3×2+6	  (3+3-2)×6	  (3+3)×(6-2)	  (6+3+3)×2
2 3 3 7	  (7-3)×3×2	  (7+3-2)×3	  (7+2)×3-3
2 3 3 8	  (3×2-3)×8	  (3-2)×8×3	  (3+3)×8/2	  (3/3+2)×8
2 3 3 9	  (3+2)×3+9	  (9+2-3)×3	  9×2+3+3	  (9-2)×3+3
2 3 3 10	  10×3-3×2	  (10/2+3)×3
2 3 3 11	  (11-2)×3-3	  (3/3+11)×2
2 3 3 12	  12×2+3-3	  (3+3)×2+12
2 3 3 13	  (13-3-2)×3	  (13+3)×3/2	  3×3+13+2	  (13-3/3)×2
2 3 4 4	  (3+2)×4+4	  4×4×3/2	  (4-2)×4×3
2 3 4 5	  (5+3-2)×4	  (5+4+3)×2
2 3 4 6	  (3-2)×6×4	  6×3+4+2	  (4+2)×3+6	  (6-3)×4×2	  (6+4-2)×3	  (4/2+6)×3	  6×2+4×3	  (6×2-4)×3	  (6/2+3)×4
2 3 4 7	  (7+2-3)×4	  (4+2)×(7-3)	  (7+3)×2+4
2 3 4 8	  (8-4)×3×2	  (4+2-3)×8	  (8/2+4)×3
2 3 4 9	  9×4×2/3	  (9+3)×(4-2)	  (9+3)×4/2
2 3 4 10	  10×3-4-2	  (10+2-4)×3	  (10-4/2)×3	  4×3+10+2	  (4+3)×2+10
2 3 4 11	  (11-3-2)×4	  (11+4-3)×2	  (11+3)×2-4
2 3 4 12	  (3×2-4)×12	  (12-3×2)×4	  (12+4)×3/2	  (4+2)×12/3	  (4-3)×12×2	  (12/3+2)×4
2 3 4 13	  4×2+13+3	  (13+3-4)×2	  (13-3)×2+4
2 3 5 5	  5×5+2-3	  (5+5-2)×3	  (5+3)×(5-2)
2 3 5 6	  6×5-3×2	  5×3×2-6	  (5+2-3)×6	  (5-3)×6×2	  (5+3)×6/2	  (6/2+5)×3
2 3 5 7	  7×3+5-2	  (5-2)×7+3	  5×3+7+2
2 3 5 8	  8×2+5+3	  (5+3)×2+8	  8/(2-5/3)
2 3 5 9	  (9-5)×3×2	  9×3+2-5	  (5-2)×9-3	  (9×5+3)/2
2 3 5 10	  (10+2)×(5-3)	  (10+5-3)×2
2 3 5 11	  (11+5)×3/2	  5×2+11+3	  (11+2-5)×3	  (11-3)×(5-2)	  11×2+5-3	  5×3+11-2	  (5-3)×11+2
2 3 5 12	  12/(3-5/2)
2 3 5 13	  3×2+13+5	  13×2+3-5	  (5-3)×13-2
2 3 6 6	  (3+2)×6-6	  6×6×2/3	  (6+2)×(6-3)	  (6+3)×2+6	  (6×3-6)×2	  (6/3+2)×6
2 3 6 7	  7×6/2+3	  7×3+6/2	  (7×2-6)×3
2 3 6 8	  (8+2)×3-6	  6×3+8-2	  (8-2)×3+6
2 3 6 9	  (9-3-2)×6	  (6+2)×9/3	  6×2+9+3	  (9-3)×(6-2)	  (3-2/6)×9	  9×6/2-3	  9×3-6/2	  (9+6-3)×2
2 3 6 10	  (10-6)×3×2	  (10-3×2)×6	  (10+6)×3/2	  (10+2)×6/3	  (10-2)×(6-3)	  (6/3+10)×2
2 3 6 11	  (11-3)×6/2	  (11-6/2)×3	  11×2+6/3	  11×6/3+2
2 3 6 12	  3×2+12+6	  6×3×2-12	  12×3/2+6	  12×3-6×2	  (12+2-6)×3	  (6-2)×3+12	  (12-2)×3-6	  6×3+12/2	  (12+3)×2-6	  (12-3)×2+6
2 3 6 13	  13+6+3+2	  13×2-6/3	  13×6/3-2
2 3 7 7	  7×2+7+3
2 3 7 8	  (7+2)×8/3	  (8-2)×(7-3)	  (8+7-3)×2	  8/(7/3-2)
2 3 7 9	  (9+7)×3/2	  (7-2)×3+9	  (7×3-9)×2
2 3 7 10	  10×2+7-3	  (10×7+2)/3
2 3 7 11	  (3+2)×7-11	  3×2+11+7	  (11-7)×3×2	  11×3-7-2
2 3 7 12	  12+7+3+2	  (7-3-2)×12	  12/(7/2-3)	  (7-3)×12/2
2 3 7 13	  7×2+13-3	  (13+2-7)×3
2 3 8 8	  (8-3-2)×8	  (8+8)×3/2	  (8×2-8)×3
2 3 8 9	  (9-3×2)×8	  (9-3)×8/2
2 3 8 10	  3×2+10+8	  10×3+2-8
2 3 8 11	  11+8+3+2	  8×2+11-3	  (11-2)×8/3	  (11-3)×2+8
2 3 8 12	  (12-8)×3×2	  (8-3×2)×12	  8×3/2+12	  (8-2)×12/3	  (12-8/2)×3	  (12/2-3)×8	  (8×3-12)×2	  (12/3+8)×2
2 3 8 13	  (13+3)×2-8
2 3 9 9	  3×2+9+9	  (9+2)×3-9	  9×2+9-3	  (9/3+9)×2
2 3 9 10	  10+9+3+2	  10×3/2+9	  (9×2-10)×3	  (10-2)×9/3
2 3 9 12	  (9-3)×2+12
2 3 9 13	  (13-9)×3×2	  (13-2)×3-9	  (13×3+9)/2
2 3 10 10	  (10-3)×2+10
2 3 10 12	  12×10/(3+2)	  12×3-10-2	  (10+2)×3-12	  10×2+12/3	  (10×2-12)×3	  (10/2-3)×12	  10×3-12/2
2 3 10 13	  13+10+3-2	  (13-10/2)×3
2 3 11 11	  11×3+2-11
2 3 11 12	  12+11+3-2
2 3 11 13	  (13+11)×(3-2)
2 3 12 12	  12×12/3/2	  (12+12)×(3-2)	  (12×3+12)/2	  (12/3-2)×12
2 3 12 13	  13+12+2-3
2 3 13 13	  13×3-13-2
2 4 4 4	  4×4+4×2	  (4+4-2)×4	  (4/2+4)×4	  (4+4+4)×2	  (4×4-4)×2
2 4 4 5	  (5+2)×4-4	  (5×2-4)×4	  (4+4)×(5-2)
2 4 4 6	  (4×2-4)×6	  4×4+6+2	  (4+4)×6/2	  (6+4)×2+4
2 4 4 7	  (7-4)×4×2	  (7-2)×4+4
2 4 4 8	  (4+2)×(8-4)	  8×4-4×2	  4×4×2-8	  (8+2-4)×4	  (8+4)×(4-2)	  (8+4)×4/2	  (8-4/2)×4	  8×2+4+4	  (4+4)×2+8	  (4/4+2)×8
2 4 4 9	  (9-2)×4-4
2 4 4 10	  (4-2)×10+4	  10×4/2+4	  4×4+10-2	  (10+4)×2-4
2 4 4 11	  (4/4+11)×2	  (11×4+4)/2
2 4 4 12	  (12-4-2)×4	  4×2+12+4	  12×4/(4-2)	  (4-4/2)×12	  12×2+4-4
2 4 4 13	  (13-4/4)×2	  (13×4-4)/2
2 4 5 5	  (5+5)×2+4
2 4 5 6	  6×5-4-2	  (4+2)×5-6	  5×4+6-2	  (6-2)×5+4	  (5+4)×2+6
2 4 5 7	  (7+5)×(4-2)	  (7+5)×4/2
2 4 5 8	  (8-5)×4×2	  (4×2-5)×8	  (5+2-4)×8	  (5-4/2)×8	  8×5/2+4	  5×4+8/2	  (5×4-8)×2
2 4 5 9	  (4+2)×(9-5)	  (9+2-5)×4	  (9+5)×2-4
2 4 5 10	  5×2+10+4
2 4 5 11	  4×2+11+5	  (11+5-4)×2
2 4 5 12	  (12-4)×(5-2)	  (5-2)×4+12	  (5-4)×12×2
2 4 5 13	  13+5+4+2	  (13-5-2)×4	  (13+4-5)×2
2 4 6 6	  (6+2-4)×6	  (6+6)×(4-2)	  (6+6)×4/2	  (6-4/2)×6	  (6-4)×6×2	  (6×2-6)×4
2 4 6 7	  (6+2)×(7-4)	  7×4+2-6	  (6-2)×7-4	  7×2+6+4	  6/(2-7/4)
2 4 6 8	  8×6/(4-2)	  8×6×2/4	  8×4-6-2	  (6+2)×4-8	  6×2+8+4	  (6-2)×4+8	  (8/4+2)×6	  (8+6)×2-4
2 4 6 9	  (9-6)×4×2	  (4-2)×9+6	  9×4/2+6	  9×4-6×2	  (9-6/2)×4	  (4/6+2)×9	  6/(9/4-2)
2 4 6 10	  (4+2)×(10-6)	  (10-4-2)×6	  4×2+10+6	  (10+2-6)×4	  (10-4)×(6-2)	  (10+2)×(6-4)	  (10+6-4)×2
2 4 6 11	  11×2+6-4	  (6-4)×11+2	  (11+4)×2-6	  4/(2-11/6)
2 4 6 12	  12+6+4+2	  (4+2)×6-12	  (4×2-6)×12	  (12-4×2)×6	  (4-2)×6+12	  6×4/2+12	  (6+2)×12/4	  (12-4)×6/2	  (6×4-12)×2	  12/(2-6/4)
2 4 6 13	  13×2+4-6	  (6-4)×13-2	  (13-4)×2+6	  4/(13/6-2)
2 4 7 7	  (7+7)×2-4
2 4 7 8	  (7×2-8)×4	  8×7/2-4	  7×4-8/2
2 4 7 9	  4×2+9+7	  (9+7-4)×2
2 4 7 10	  (10-7)×4×2	  (4-2)×7+10	  7×4/2+10	  (10-2)×(7-4)
2 4 7 11	  11+7+4+2	  (4+2)×(11-7)	  (11+2-7)×4
2 4 7 12	  (7+2)×4-12	  12/(4-7/2)
2 4 8 8	  4×2+8+8	  (4-2)×8+8	  8×4/2+8	  (8-2)×(8-4)	  (8+8-4)×2
2 4 8 9	  (9-4-2)×8
2 4 8 10	  10+8+4+2	  10×4-8×2	  (8×2-10)×4	  (10-4)×8/2	  (10-8/2)×4	  (10+2)×8/4	  10×2+8-4	  8×4+2-10	  (10-2)×4-8	  (8/4+10)×2	  (10×4+8)/2
2 4 8 11	  (11-8)×4×2	  (11-4×2)×8	  11×2+8/4	  11×8/4+2
2 4 8 12	  (4+2)×(12-8)	  (8-4-2)×12	  8×2+12-4	  (12+2-8)×4	  (8-4)×12/2	  (12+4)×2-8	  (12-4)×2+8
2 4 8 13	  13×2-8/4	  13×8/4-2
2 4 9 9	  9+9+4+2
2 4 9 10	  9×2+10-4	  9×4-10-2
2 4 9 12	  (12-9)×4×2	  (9×2-12)×4	  12/(9/2-4)	  (9×4+12)/2	  (12/4+9)×2
2 4 9 13	  (4+2)×(13-9)	  13+9+4-2	  4/2+13+9	  (13+2-9)×4
2 4 10 10	  (4/10+2)×10
2 4 10 11	  11×4-10×2	  (11-10/2)×4	  (11-4)×2+10
2 4 10 12	  (10-4×2)×12	  12+10+4-2	  4/2+12+10	  (10-2)×12/4	  (10-4)×2+12	  12/(10/4-2)
2 4 10 13	  (13-10)×4×2	  (13+4)×2-10
2 4 11 11	  11+11+4-2	  4/2+11+11
2 4 11 12	  (11-2)×4-12
2 4 12 12	  12×12/(4+2)	  12×4-12×2	  (12/2-4)×12	  (12-12/2)×4
2 4 13 13	  13+13+2-4	  13+13-4/2
2 5 5 7	  7×2+5+5
2 5 5 8	  (5/5+2)×8
2 5 5 9	  5×2+9+5	  (5-2)×5+9
2 5 5 10	  (5-2/10)×5
2 5 5 11	  (5+2)×5-11	  (5/5+11)×2
2 5 5 12	  12+5+5+2	  12×2+5-5
2 5 5 13	  (13-5)×(5-2)	  (5×5-13)×2	  (13-5/5)×2
2 5 6 6	  (5×2-6)×6	  (5-2)×6+6
2 5 6 7	  (7+2-5)×6	  6×2+7+5	  (7-5)×6×2
2 5 6 8	  5×2+8+6	  (6+2-5)×8	  (6+2)×(8-5)	  6×5+2-8	  (8-2)×5-6
2 5 6 9	  6×5/2+9
2 5 6 10	  (5-2)×10-6	  10×6×2/5	  (10+5)×2-6	  (10/5+2)×6
2 5 6 11	  11+6+5+2	  (11-5-2)×6	  (11-5)×(6-2)	  (11+6-5)×2
2 5 6 12	  12×6/(5-2)	  12×5/2-6	  (5-6/2)×12	  (6-5)×12×2	  6×5-12/2
2 5 6 13	  (13-5)×6/2	  (13+5-6)×2
2 5 7 7	  5×2+7+7
2 5 7 8	  (5×2-7)×8
2 5 7 9	  7×5-9-2
2 5 7 10	  10+7+5+2	  (10+2)×(7-5)	  (10+7-5)×2
2 5 7 11	  11×2+7-5	  (7-5)×11+2	  (11×5-7)/2
2 5 7 13	  13×2+5-7	  7×5+2-13	  (7×5+13)/2	  (7-5)×13-2
2 5 8 8	  8×5-8×2	  (8×5+8)/2
2 5 8 9	  9+8+5+2	  9×8/(5-2)	  (8-2)×(9-5)	  (9+8-5)×2
2 5 8 10	  (10-5-2)×8	  (10-2)×(8-5)
2 5 8 11	  (11-5)×8/2	  (11+5)×2-8
2 5 8 12	  (5×2-8)×12	  (8+2)×12/5
2 5 8 13	  (13-5×2)×8	  13+8+5-2	  8×2+13-5	  (13+2)×8/5	  (13-5)×2+8
2 5 9 10	  10×2+9-5
2 5 9 11	  (5-2)×11-9	  9×2+11-5	  (9-2)×5-11
2 5 9 12	  (9-5-2)×12	  12+9+5-2	  12/(5-9/2)	  (9-5)×12/2
2 5 10 10	  (10+2)×10/5	  (10/5+10)×2
2 5 10 11	  11+10+5-2	  11×2+10/5	  11×10/5+2
2 5 10 12	  (12+5)×2-10	  (12-5)×2+10
2 5 10 13	  10×5-13×2	  13×2-10/5	  13×10/5-2
2 5 11 12	  12/(11/2-5)	  (11-5)×2+12
2 5 12 12	  (12-5×2)×12	  (5-2)×12-12	  (12-2)×12/5	  (12×5-12)/2
2 5 12 13	  12/2+13+5	  (13+5)×2-12
2 6 6 6	  6×2+6+6	  6×6-6×2	  6×6/2+6
2 6 6 7	  (7-6/2)×6	  (7-2)×6-6	  (7×6+6)/2
2 6 6 8	  (8-6)×6×2	  (6×2-8)×6	  (8+2-6)×6	  (6-6/2)×8	  (6/6+2)×8
2 6 6 9	  (6+2)×(9-6)	  (9+6)×2-6	  (9×6-6)/2
2 6 6 10	  10+6+6+2	  10×6/2-6	  6×6-10-2
2 6 6 11	  (6/6+11)×2
2 6 6 12	  (12-6-2)×6	  (12-6)×(6-2)	  12×2+6-6	  (6×6+12)/2	  (12/6+2)×6
2 6 6 13	  (13-6/6)×2
2 6 7 8	  (7+2-6)×8	  (8+7)×2-6
2 6 7 9	  9+7+6+2	  (9-7)×6×2	  (9+2-7)×6	  7×6-9×2
2 6 7 10	  (6+2)×(10-7)	  (7×2-10)×6
2 6 7 11	  (11+7-6)×2
2 6 7 12	  (7-6)×12×2
2 6 7 13	  13+7+6-2	  (13-7)×(6-2)	  (13-7-2)×6	  (13+6-7)×2
2 6 8 8	  8+8+6+2	  (6-2)×8-8	  (8-8/2)×6
2 6 8 9	  (6×2-9)×8	  9×8×2/6
2 6 8 10	  (10-8)×6×2	  (10+2-8)×6	  (8-2)×(10-6)	  (10+2)×(8-6)	  (10+8-6)×2	  (10+6)×2-8	  8/(2-10/6)
2 6 8 11	  (6+2)×(11-8)	  (11-6-2)×8	  11×2+8-6	  (8-6)×11+2
2 6 8 12	  12+8+6-2	  12×8/(6-2)	  (8×2-12)×6	  (8-2)×6-12	  (12-6)×8/2	  (6-8/2)×12	  8×6-12×2
2 6 8 13	  6/2+13+8	  13×2+6-8	  (8-6)×13-2
2 6 9 9	  (9+9-6)×2	  (6/9+2)×9
2 6 9 10	  (10-2)×(9-6)	  (9-10/2)×6
2 6 9 11	  (11-9)×6×2	  11+9+6-2	  11×6/2-9	  (11+2-9)×6
2 6 9 12	  (6+2)×(12-9)	  (6-2)×9-12	  6/2+12+9	  9×2+12-6	  12/(2-9/6)
2 6 10 10	  10+10+6-2	  10×2+10-6
2 6 10 11	  6/2+11+10	  (11+6)×2-10
2 6 10 12	  (10-6-2)×12	  (12-10)×6×2	  (6×2-10)×12	  (10+2)×12/6	  (12+2-10)×6	  (10-6)×12/2	  (10-12/2)×6	  (10×6-12)/2	  (12/6+10)×2
2 6 10 13	  (6+2)×(13-10)	  10/2+13+6	  (13-6)×2+10
2 6 11 12	  11×2+12/6	  12/(6-11/2)	  12×11/6+2
2 6 11 13	  (13-11)×6×2	  (13+2-11)×6
2 6 12 12	  12×6/2-12	  12/2+12+6	  (12+6)×2-12	  (12-6)×2+12
2 6 12 13	  13×2-12/6	  12/(13/2-6)	  13×12/6-2
2 7 7 8	  8+7+7+2	  (7/7+2)×8
2 7 7 10	  (10/7+2)×7
2 7 7 11	  (7-2)×7-11	  (7/7+11)×2
2 7 7 12	  12+7+7-2	  12×2+7-7
2 7 7 13	  (13-7/7)×2
2 7 8 8	  (8+2-7)×8	  (7-8/2)×8	  (8×7-8)/2
2 7 8 9	  (9+7)×2-8
2 7 8 11	  (7×2-11)×8	  11+8+7-2	  (8-2)×(11-7)	  (11+8-7)×2
2 7 8 12	  (12-7-2)×8	  (8-7)×12×2
2 7 8 13	  (13-7)×8/2	  8/2+13+7	  (13+7-8)×2
2 7 9 10	  10+9+7-2	  (10+2)×(9-7)	  (10+9-7)×2
2 7 9 11	  11×2+9-7	  (9-7)×11+2
2 7 9 13	  9×2+13-7	  13×2+7-9	  (9-7)×13-2
2 7 10 10	  (10-2)×(10-7)	  (10+7)×2-10
2 7 10 11	  10×7/2-11	  10×2+11-7
2 7 10 12	  12×10/(7-2)	  10/2+12+7	  (7-10/2)×12
2 7 11 12	  (11-7-2)×12	  (11-7)×12/2	  12/2+11+7	  (11+7)×2-12
2 7 12 12	  (7×2-12)×12	  (12+2)×12/7
2 7 12 13	  12/(7-13/2)	  (13-7)×2+12
2 8 8 8	  8×8/2-8	  (8+8)×2-8	  (8/8+2)×8
2 8 8 9	  (9+2-8)×8
2 8 8 10	  10+8+8-2	  (8-10/2)×8
2 8 8 11	  (8/8+11)×2
2 8 8 12	  (8-2)×(12-8)	  8/2+12+8	  12×2+8-8
2 8 8 13	  (13-8-2)×8	  (8×2-13)×8	  (13-8/8)×2
2 8 9 9	  9+9+8-2	  (9/9+2)×8
2 8 9 10	  (10+2-9)×8	  (9+8)×2-10
2 8 9 11	  8/2+11+9	  (11+9-8)×2
2 8 9 12	  9×8/2-12	  (9-8)×12×2	  (9-12/2)×8	  (8/12+2)×9
2 8 9 13	  (8-2)×(13-9)	  (13+8-9)×2	  9/(2-13/8)
2 8 10 10	  8/2+10+10	  (10+2)×(10-8)	  (10+10-8)×2	  (10/10+2)×8
2 8 10 11	  (11+2-10)×8	  (10-2)×(11-8)	  10/2+11+8	  11×2+10-8	  (10-8)×11+2
2 8 10 12	  10×2+12-8	  12/2+10+8	  (10+8)×2-12
2 8 10 13	  13×2+8-10	  (10-8)×13-2
2 8 11 11	  (11/11+2)×8
2 8 11 12	  (12+2-11)×8
2 8 12 12	  (12-8-2)×12	  12×12/(8-2)	  (12-8)×12/2	  (8-12/2)×12	  12/(2-12/8)	  (12/12+2)×8
2 8 12 13	  (13+2-12)×8
2 8 13 13	  (13/13+2)×8
2 9 9 11	  (9/9+11)×2
2 9 9 12	  12×2+9-9	  12/2+9+9	  (9+9)×2-12
2 9 9 13	  (13-9/9)×2
2 9 10 10	  10/2+10+9
2 9 10 11	  (10+2)×(11-9)	  (11+10-9)×2
2 9 10 12	  (10-2)×(12-9)	  (10-9)×12×2
2 9 10 13	  10×2+13-9	  (13+9-10)×2
2 9 11 11	  11×2+11-9	  (11-9)×11+2
2 9 11 13	  13×2+9-11	  (11-9)×13-2
2 9 12 13	  (13-9-2)×12	  (13-9)×12/2
2 9 13 13	  (13+9)/2+13
2 10 10 11	  (10/10+11)×2
2 10 10 12	  (10+2)×(12-10)	  12×2+10-10
2 10 10 13	  (10-2)×(13-10)	  (13-10/10)×2
2 10 11 11	  (11+11-10)×2
2 10 11 12	  11×2+12-10	  (11-10)×12×2	  (12-10)×11+2
2 10 11 13	  (10+2)×(13-11)	  (13+10-11)×2
2 10 12 13	  13×2+10-12	  (12+10)/2+13	  (12-10)×13-2
2 11 11 11	  (11/11+11)×2
2 11 11 12	  12×2+11-11
2 11 11 13	  11×2+13-11	  (11+11)/2+13	  (13-11/11)×2	  (13-11)×11+2
2 11 12 12	  (12-11)×12×2	  (12/12+11)×2
2 11 12 13	  (13+11-12)×2	  (13+11)/2+12
2 11 13 13	  13×2+11-13	  (13-11)×13-2	  (13+13)/2+11	  (13/13+11)×2
2 12 12 12	  12×2+12-12	  (12+12)/2+12
2 12 12 13	  (13-12)×12×2	  (13-12/12)×2
2 12 13 13	  12×2+13-13
2 13 13 13	  (13-13/13)×2
3 3 3 3	  3×3×3-3
3 3 3 4	  (3×3-3)×4	  (4+3)×3+3
3 3 3 5	  5×3+3×3
3 3 3 6	  6×3+3+3	  (3+3)×3+6	  (3/3+3)×6	  (6+3)×3-3
3 3 3 7	  (3+3)×(7-3)	  (3/3+7)×3
3 3 3 8	  8×3+3-3
3 3 3 9	  (9-3/3)×3
3 3 3 10	  10×3-3-3	  (10-3)×3+3
3 3 3 11	  11×3-3×3
3 3 3 12	  (3+3)×12/3	  3×3+12+3	  (3-3/3)×12	  (12-3)×3-3
3 3 4 4	  4×3+4×3	  (4×3-4)×3
3 3 4 5	  (3/3+5)×4	  (5-3)×4×3	  (5+4)×3-3
3 3 4 6	  6×4+3-3
3 3 4 7	  (7-3/3)×4	  (7+4-3)×3
3 3 4 8	  (3+3)×(8-4)	  (4-3/3)×8	  (4-3)×8×3
3 3 4 9	  4×3+9+3	  (9+3-4)×3	  (9/3+3)×4
3 3 4 11	  3×3+11+4	  (11-4)×3+3
3 3 4 12	  (3+3-4)×12	  (12-3-3)×4	  4×3×3-12	  12×3-4×3	  (12/3+4)×3
3 3 4 13	  (13-4)×3-3
3 3 5 5	  5×5-3/3
3 3 5 6	  6×5-3-3	  (3+3)×5-6	  (3×3-5)×6	  (5-3/3)×6	  (5+3)×(6-3)	  5×3+6+3	  (6+5-3)×3
3 3 5 7	  (5×3-7)×3
3 3 5 9	  (3+3)×(9-5)	  (5+3)×9/3	  (9+3)×(5-3)	  (9/3+5)×3
3 3 5 10	  3×3+10+5	  (10+3-5)×3	  (3-3/5)×10
3 3 5 12	  5×3+12-3	  (12-5)×3+3
3 3 5 13	  13+5+3+3	  13×3-5×3
3 3 6 6	  (6/3+6)×3
3 3 6 7	  7×3+6-3	  (6-3)×7+3	  (7+3)×3-6
3 3 6 8	  (3×3-6)×8	  (6+3)×8/3
3 3 6 9	  3×3+9+6	  6×3+9-3	  9×3+3-6	  (6-3)×9-3	  (9+3)×6/3	  (9-3)×3+6
3 3 6 10	  (3+3)×(10-6)	  (10-3-3)×6	  (6×3-10)×3	  (10-6/3)×3
3 3 6 11	  11×3-6-3	  (11+3-6)×3	  (11-3)×(6-3)
3 3 6 12	  12+6+3+3	  (3+3)×6-12
3 3 6 13	  (13-3×3)×6	  (13-3)×3-6	  (13-6)×3+3
3 3 7 7	  (3/7+3)×7
3 3 7 8	  3×3+8+7
3 3 7 9	  7×3+9/3	  (9-3)×(7-3)	  9×7/3+3
3 3 7 11	  11+7+3+3	  (3+3)×(11-7)
3 3 7 12	  (3×3-7)×12	  (12+3-7)×3	  (7-3)×3+12
3 3 7 13	  (7×3-13)×3
3 3 8 8	  8/(3-8/3)
3 3 8 9	  (9-3-3)×8	  (8+3)×3-9	  (8-3)×3+9
3 3 8 10	  10+8+3+3	  8/(10/3-3)
3 3 8 12	  (3+3)×(12-8)	  (8-3-3)×12	  (12-3×3)×8	  (12-3)×8/3
3 3 8 13	  (13+3-8)×3
3 3 9 9	  9+9+3+3	  9×3-9/3	  (3-3/9)×9	  9×9/3-3
3 3 9 10	  10×3+3-9
3 3 9 11	  (11-3)×9/3	  (11-9/3)×3
3 3 9 12	  12×3-9-3	  (9+3)×3-12	  (9-3)×12/3
3 3 9 13	  (3+3)×(13-9)
3 3 10 13	  3/3+13+10
3 3 11 12	  (11-3×3)×12	  3/3+12+11	  11×3+3-12
3 3 11 13	  13+11+3-3
3 3 12 12	  12×12/(3+3)	  12+12+3-3	  (12-12/3)×3
3 3 12 13	  13+12-3/3	  13×3-12-3
3 4 4 4	  (4+3)×4-4
3 4 4 5	  (5+4-3)×4	  4×4+5+3
3 4 4 6	  (6-4)×4×3	  (4×3-6)×4	  (4-3)×6×4	  (4+4)×(6-3)	  (6/3+4)×4	  (4/4+3)×6
3 4 4 7	  (7+3-4)×4	  (4/4+7)×3
3 4 4 8	  4×3+8+4	  8×3+4-4	  (8-3)×4+4	  (4×4-8)×3
3 4 4 9	  9×4-4×3	  (4-4/3)×9	  (4+4)×9/3	  (9-4/4)×3
3 4 4 10	  (10-3)×4-4
3 4 4 11	  4×4+11-3
3 4 4 12	  (3-4/4)×12	  (12/4+3)×4
3 4 4 13	  13+4+4+3	  (13-4-3)×4
3 4 5 5	  5×5+3-4	  5×3+5+4
3 4 5 6	  (5+3-4)×6
3 4 5 7	  4×3+7+5	  (7-5)×4×3	  (5+3)×(7-4)	  5×4+7-3	  (7-3)×5+4	  (7+5-4)×3
3 4 5 8	  8×4-5-3	  (5+3)×4-8	  (8+3-5)×4	  (8+4)×(5-3)	  (5-4)×8×3	  (5+4)×8/3
3 4 5 9	  (5×3-9)×4	  (9+4-5)×3
3 4 5 10	  10×4×3/5	  (5-3)×10+4
3 4 5 11	  (4+3)×5-11	  11×3-5-4
3 4 5 12	  12+5+4+3	  (4+3-5)×12	  (5+3)×12/4	  12×4/(5-3)	  12×5/3+4	  5×4+12/3	  (5×4-12)×3	  (12/4+5)×3
3 4 5 13	  (13+5)×4/3	  5×3+13-4
3 4 6 6	  4×3+6+6	  6×6-4×3	  (6+4)×3-6	  (6+6-4)×3
3 4 6 8	  (8-6)×4×3	  (4×3-8)×6	  (8+4)×6/3	  (8-6/3)×4	  (8/4+6)×3
3 4 6 9	  (9+3-6)×4	  (9+3)×(6-4)
3 4 6 10	  6×3+10-4	  10×6/3+4	  (10+4-6)×3	  (10-4)×3+6
3 4 6 11	  11+6+4+3	  (11-4-3)×6	  6/(3-11/4)
3 4 6 12	  12×4×3/6	  (12+6)×4/3	  (6+3)×4-12	  (6×3-12)×4	  (12-4)×(6-3)	  (6-3)×4+12	  (4-6/3)×12
3 4 6 13	  (13+3)×6/4	  6/(13/4-3)
3 4 7 7	  7×3+7-4	  7×4+3-7	  (7-3)×7-4	  (7-4)×7+3
3 4 7 8	  (7-3)×4+8
3 4 7 9	  (9-7)×4×3	  9×3+4-7	  (7+4)×3-9	  (7-4)×9-3
3 4 7 10	  10+7+4+3	  (10+3-7)×4	  (10-4)×(7-3)
3 4 7 11	  (11+7)×4/3	  (11-3)×(7-4)	  (11+4-7)×3
3 4 7 12	  7×3+12/4	  12×7/3-4	  7×4-12/3	  12×7/4+3
3 4 8 9	  9+8+4+3	  (4×3-9)×8	  (9+3)×8/4	  (9-3)×(8-4)
3 4 8 10	  (10-4-3)×8	  (10-8)×4×3	  (10+8)×4/3	  (10-8/4)×3
3 4 8 11	  (11+3-8)×4	  8×4+3-11	  (11-3)×4-8	  8/(4-11/3)
3 4 8 12	  12×4/3+8	  12×4-8×3	  12×3-8-4	  (8+4)×3-12	  (12+4-8)×3	  (8-4)×3+12
3 4 8 13	  (13-4)×8/3	  8/(13/3-4)
3 4 9 9	  (9+9)×4/3	  9×4-9-3	  (9-9/3)×4	  (9-4)×3+9
3 4 9 11	  (11-9)×4×3	  (11×9-3)/4
3 4 9 12	  (9-4-3)×12	  9×4/3+12	  9×3-12/4	  (12+3-9)×4	  (12-4)×9/3	  12×9/4-3	  (3-4/12)×9
3 4 9 13	  (13+4-9)×3
3 4 10 10	  10×3+4-10
3 4 10 12	  (12-10)×4×3	  (4×3-10)×12	  (10-4)×12/3	  (10-12/3)×4	  12/(3-10/4)
3 4 10 13	  13+10+4-3	  (13+3-10)×4	  10×4-13-3
3 4 11 12	  12+11+4-3	  (11-3)×12/4	  (11-12/4)×3
3 4 11 13	  (13-11)×4×3	  (13+11)×(4-3)	  11×3+4-13	  13×3-11-4
3 4 12 12	  (12+12)×(4-3)	  (12-3)×4-12
3 4 12 13	  13+12+3-4
3 5 5 6	  (5+5)×3-6	  (5/5+3)×6
3 5 5 7	  (7+5)×(5-3)	  (5/5+7)×3
3 5 5 8	  (5+3)×(8-5)	  8×3+5-5
3 5 5 9	  (9-5/5)×3	  (9/5+3)×5
3 5 5 11	  11+5+5+3
3 5 5 12	  (3-5/5)×12
3 5 6 6	  (6+3-5)×6	  (6+6)×(5-3)
3 5 6 7	  (7+5)×6/3	  (7+6-5)×3
3 5 6 8	  8×6/(5-3)	  (5-6/3)×8	  (6-5)×8×3
3 5 6 9	  (5+3)×(9-6)	  (5-3)×9+6	  (6-3)×5+9	  6×5+3-9	  (9-3)×5-6	  (6+5)×3-9	  (9+5-6)×3
3 5 6 10	  10+6+5+3	  (10/5+6)×3
3 5 6 11	  (5×3-11)×6	  6×3+11-5	  (11-5)×3+6
3 5 6 12	  (5+3-6)×12	  (12-5-3)×6	  (5-3)×6+12
3 5 6 13	  (13-5)×(6-3)
3 5 7 8	  7×3+8-5	  7×5-8-3	  (8-5)×7+3
3 5 7 9	  9+7+5+3	  9×5-7×3	  (5-7/3)×9	  (9+3)×(7-5)
3 5 7 10	  (5+3)×(10-7)	  (5-3)×7+10	  (10+5-7)×3
3 5 7 11	  (11-5)×(7-3)	  (11×7-5)/3
3 5 7 12	  (7+3)×12/5	  12×3-7-5	  (7+5)×3-12
3 5 7 13	  (13×5+7)/3
3 5 8 8	  8+8+5+3	  (5-3)×8+8
3 5 8 9	  9×3+5-8	  (8-5)×9-3
3 5 8 11	  (5+3)×(11-8)	  (11-5-3)×8	  (11-3)×(8-5)	  (11+5-8)×3
3 5 8 12	  (5×3-12)×8	  (12+3)×8/5
3 5 8 13	  8×5-13-3
3 5 9 9	  9×5/3+9	  (9-3)×(9-5)
3 5 9 10	  (9+3)×10/5	  (10-5)×3+9
3 5 9 12	  (5+3)×(12-9)	  (5-9/3)×12	  (12+5-9)×3	  (9-5)×3+12
3 5 9 13	  13+9+5-3	  (13-5)×9/3	  (13×9+3)/5
3 5 10 10	  (10-10/5)×3
3 5 10 11	  10×3+5-11	  (10-3)×5-11
3 5 10 12	  (10-5-3)×12	  12+10+5-3
3 5 10 13	  (5+3)×(13-10)	  13×3-10-5	  (13+5-10)×3
3 5 11 11	  11+11+5-3
3 5 11 12	  (11-5)×12/3
3 5 12 12	  12×5-12×3	  (12×5+12)/3
3 5 12 13	  (5×3-13)×12	  (13-3)×12/5
3 5 13 13	  13+13+3-5
3 6 6 6	  (6-3)×6+6	  (6+6)×6/3	  (6-6/3)×6	  (6/6+3)×6
3 6 6 7	  7×6-6×3	  (7+3-6)×6	  (6/6+7)×3
3 6 6 8	  8×3+6-6	  (8-3)×6-6
3 6 6 9	  9+6+6+3	  9×6/3+6	  6×6-9-3	  (9-6/6)×3
3 6 6 10	  (6-3)×10-6
3 6 6 11	  (11×6+6)/3
3 6 6 12	  6×3+12-6	  12×6/(6-3)	  6×6/3+12	  12×3-6-6	  (6+6)×3-12	  (3-6/6)×12	  (12-6)×3+6	  (12/6+6)×3
3 6 6 13	  (13-6-3)×6	  (13×6-6)/3
3 6 7 7	  (7+7-6)×3	  (7/7+3)×6
3 6 7 8	  8+7+6+3	  (8+3-7)×6	  (7-6)×8×3
3 6 7 9	  7×3+9-6	  (7-9/3)×6	  (9+6-7)×3	  (9-6)×7+3
3 6 7 10	  7×6/3+10
3 6 7 12	  (6+3-7)×12	  (12-6)×(7-3)
3 6 7 13	  6×3+13-7	  (13-7)×3+6
3 6 8 8	  8×6/3+8	  8×6-8×3	  (8/8+3)×6
3 6 8 9	  9×8/(6-3)	  (9+3-8)×6	  (9+3)×(8-6)	  (6-9/3)×8
3 6 8 10	  (10+6-8)×3
3 6 8 12	  (12-6-3)×8	  (8-12/3)×6
3 6 8 13	  13+8+6-3
3 6 9 9	  9×3+6-9	  (9-6)×9-3	  (9/9+3)×6
3 6 9 10	  (10+3-9)×6	  (9-3)×(10-6)	  10×9/3-6	  9×6-10×3	  (6-10/3)×9
3 6 9 11	  (6-3)×11-9	  (11-3)×(9-6)	  (11+6-9)×3	  (11-6)×3+9
3 6 9 12	  12×6×3/9	  12+9+6-3	  (9+3)×12/6	  (9-3)×6-12
3 6 9 13	  6/3+13+9	  (13+3)×9/6	  13×3-9-6
3 6 10 10	  (3-6/10)×10	  (10/10+3)×6
3 6 10 11	  11+10+6-3	  (11+3-10)×6
3 6 10 12	  6/3+12+10	  10×3+6-12	  10×6-12×3	  (10×6+12)/3	  (12+6-10)×3	  (10-6)×3+12	  (10-12/6)×3
3 6 11 11	  6/3+11+11	  (11/11+3)×6
3 6 11 12	  (11-6-3)×12	  (12+3-11)×6
3 6 11 13	  (13+6-11)×3
3 6 12 12	  (6-3)×12-12	  (12-6)×12/3	  (6-12/3)×12	  (12/12+3)×6
3 6 12 13	  (13+3-12)×6
3 6 13 13	  13+13-6/3	  (13/13+3)×6
3 7 7 7	  7+7+7+3	  (7/7+7)×3
3 7 7 8	  8×3+7-7
3 7 7 9	  (9-7/7)×3
3 7 7 10	  7×3+10-7	  (10-7)×7+3
3 7 7 12	  (3-7/7)×12
3 7 7 13	  13+7+7-3	  (13-7)×(7-3)
3 7 8 8	  (7-3)×8-8	  (8-7)×8×3	  (8/8+7)×3
3 7 8 9	  (9+7-8)×3
3 7 8 11	  7×3+11-8	  (8-3)×7-11	  (11-8)×7+3
3 7 8 12	  (7+3-8)×12	  12+8+7-3	  12×8/(7-3)	  (7-12/3)×8
3 7 8 13	  (13-7-3)×8	  13×3-8-7
3 7 9 9	  (9+3)×(9-7)	  (9×7+9)/3	  (9/9+7)×3
3 7 9 10	  9×3+7-10	  (10+7-9)×3	  (10-7)×9-3
3 7 9 11	  11+9+7-3	  (9-3)×(11-7)
3 7 9 12	  7×3+12-9	  (7-3)×9-12	  (12-7)×3+9	  (12-9)×7+3
3 7 9 13	  9×7-13×3	  (7-13/3)×9
3 7 10 10	  10+10+7-3	  (10/10+7)×3
3 7 10 11	  (11-3)×(10-7)	  (11+7-10)×3
3 7 10 13	  7×3+13-10	  10×3+7-13	  (13-10)×7+3
3 7 11 11	  (11/11+7)×3
3 7 11 12	  (11+3)×12/7	  (12+7-11)×3	  (11-7)×3+12
3 7 12 12	  (12-7-3)×12	  (12×7-12)/3	  (12/12+7)×3
3 7 12 13	  (13-7)×12/3	  12/3+13+7	  (13+7-12)×3
3 7 13 13	  (13/13+7)×3
3 8 8 8	  8×3+8-8	  (8×8+8)/3
3 8 8 9	  (9-8)×8×3	  (9-8/8)×3
3 8 8 10	  (10×8-8)/3
3 8 8 11	  11+8+8-3
3 8 8 12	  12×8/3-8	  (3-8/8)×12
3 8 9 9	  8×3+9-9
3 8 9 10	  (10-9)×8×3	  10+9+8-3	  (9+3)×(10-8)
3 8 9 11	  9×3+8-11	  (11-8)×9-3
3 8 9 12	  (8+3-9)×12	  (9-3)×(12-8)
3 8 9 13	  9/3+13+8	  (13-8)×3+9
3 8 10 10	  8×3+10-10
3 8 10 11	  (11-10)×8×3
3 8 10 12	  12×10/(8-3)
3 8 11 11	  8×3+11-11	  (11-3)×(11-8)
3 8 11 12	  (12-11)×8×3
3 8 12 12	  8×3+12-12	  12/3+12+8	  (12-8)×3+12
3 8 12 13	  (13-8-3)×12	  (13-12)×8×3	  (13+3)×12/8
3 8 13 13	  8×3+13-13
3 9 9 9	  9+9+9-3	  (9×9-9)/3	  (9-9/9)×3
3 9 9 10	  (9+9-10)×3
3 9 9 11	  (9+3)×(11-9)	  11×9/3-9
3 9 9 12	  9×3+9-12	  9/3+12+9	  (3-9/9)×12	  (12-9)×9-3
3 9 9 13	  (9-3)×(13-9)
3 9 10 10	  (9-10/10)×3
3 9 10 11	  9/3+11+10	  (10+9-11)×3
3 9 10 12	  (9+3)×(12-10)	  (9+3-10)×12
3 9 10 13	  9×3+10-13	  (13-10)×9-3
3 9 11 11	  (3-9/11)×11	  (9-11/11)×3
3 9 11 12	  (11-3)×(12-9)	  12/3+11+9	  (11+9-12)×3
3 9 11 13	  (9+3)×(13-11)
3 9 12 12	  12×12/(9-3)	  12×9/3-12	  (9-12/12)×3
3 9 12 13	  (12+9-13)×3	  (13-9)×3+12
3 9 13 13	  (9-13/13)×3
3 10 10 12	  12/3+10+10	  (10+10-12)×3	  (3-10/10)×12
3 10 11 12	  (10+3-11)×12
3 10 11 13	  (11-3)×(13-10)	  (11+10-13)×3
3 11 11 12	  (3-11/11)×12
3 11 12 12	  (11+3-12)×12
3 12 12 12	  (3-12/12)×12
3 12 12 13	  (12+3-13)×12
3 12 13 13	  (3-13/13)×12
4 4 4 4	  4×4+4+4
4 4 4 5	  (4/4+5)×4
4 4 4 6	  6×4+4-4
4 4 4 7	  (4+4)×(7-4)	  (7-4/4)×4
4 4 4 8	  8×4-4-4	  (4+4)×4-8	  (4-4/4)×8	  (8/4+4)×4
4 4 4 9	  (9-4)×4+4
4 4 4 10	  10×4-4×4	  (4×4-10)×4
4 4 4 11	  (11-4)×4-4
4 4 4 12	  12+4+4+4	  (4+4)×12/4	  4×4+12-4
4 4 5 5	  5×5-4/4	  (5+5-4)×4	  (4/5+4)×5
4 4 5 6	  (5-4/4)×6	  (5-4)×6×4
4 4 5 7	  (7+4-5)×4
4 4 5 8	  (4+4)×(8-5)	  (4+4-5)×8	  8×5-4×4	  5×4+8-4	  (8-4)×5+4
4 4 5 10	  (10-5)×4+4	  (10/5+4)×4
4 4 5 11	  11+5+4+4	  11×4-5×4
4 4 5 12	  (5+4)×4-12	  (12-5)×4-4
4 4 5 13	  4×4+13-5
4 4 6 8	  (8+4-6)×4	  (8+4)×(6-4)
4 4 6 9	  (4+4)×(9-6)	  9×4×4/6
4 4 6 10	  10+6+4+4	  (6-4)×10+4
4 4 6 11	  (11-6)×4+4
4 4 6 12	  (4+4-6)×12	  (12-4-4)×6	  (4×4-12)×6	  12×4-6×4	  12×4/(6-4)	  (12+4)×6/4	  (12/6+4)×4
4 4 6 13	  (13-6)×4-4
4 4 7 7	  (4-4/7)×7
4 4 7 8	  7×4+4-8	  (8-4)×7-4
4 4 7 9	  9+7+4+4	  (9+4-7)×4
4 4 7 10	  (4+4)×(10-7)
4 4 7 12	  (12-4)×(7-4)	  (7-4)×4+12	  (12-7)×4+4
4 4 7 13	  13×4-7×4
4 4 8 8	  8+8+4+4	  (8+4)×8/4	  (8-4)×4+8	  (8-8/4)×4
4 4 8 9	  9×4-8-4
4 4 8 10	  (10+4-8)×4	  (10-4)×(8-4)	  10×8/4+4
4 4 8 11	  (4+4)×(11-8)	  (11-4-4)×8
4 4 8 12	  12×4×4/8	  8×4+4-12	  (4-8/4)×12	  (12-4)×4-8
4 4 8 13	  (4×4-13)×8	  (13-8)×4+4
4 4 9 11	  (11+4-9)×4
4 4 9 12	  (4+4)×(12-9)	  (9-12/4)×4
4 4 10 10	  (10×10-4)/4
4 4 10 12	  (10-4-4)×12	  10×4-12-4	  (12+4-10)×4
4 4 10 13	  (4+4)×(13-10)	  4/4+13+10
4 4 11 12	  4/4+12+11
4 4 11 13	  13+11+4-4	  (13+4-11)×4
4 4 12 12	  12+12+4-4	  (12-4)×12/4
4 4 12 13	  13+12-4/4	  (13-4)×4-12
4 5 5 5	  5×5+4-5	  (5/5+5)×4
4 5 5 6	  6×4+5-5
4 5 5 7	  (7-5/5)×4
4 5 5 8	  (4-5/5)×8
4 5 5 9	  5×4+9-5	  (9-5)×5+4
4 5 5 10	  10+5+5+4
4 5 6 6	  (6-5)×6×4	  (6/6+5)×4
4 5 6 7	  (7+5)×(6-4)	  (7+5-6)×4
4 5 6 8	  (5+4-6)×8
4 5 6 9	  9+6+5+4
4 5 6 10	  5×4+10-6	  6×5+4-10	  (10-4)×5-6	  (10-6)×5+4
4 5 6 11	  (11+5)×6/4
4 5 6 12	  (6+4)×12/5
4 5 6 13	  (13-5-4)×6
4 5 7 7	  7×5-7-4	  (7/7+5)×4
4 5 7 8	  8+7+5+4	  (8+4)×(7-5)	  (7+5)×8/4	  (8+5-7)×4
4 5 7 9	  7×4+5-9	  (7-4)×5+9	  9×4-7-5	  (9-5)×7-4
4 5 7 10	  (7-5)×10+4
4 5 7 11	  5×4+11-7	  (11-7)×5+4
4 5 7 12	  (5+4-7)×12	  12×4/(7-5)
4 5 7 13	  (13-5)×(7-4)	  (13×7+5)/4
4 5 8 8	  (5-8/4)×8	  (8/8+5)×4
4 5 8 9	  (9+5-8)×4	  (9-5)×4+8
4 5 8 10	  (8+4)×10/5	  (4-8/5)×10	  (8-10/5)×4	  (8/10+4)×5
4 5 8 11	  (11-5)×(8-4)	  (11+4)×8/5
4 5 8 12	  (12-5-4)×8	  5×4+12-8	  8×5-12-4	  (12-4)×(8-5)	  (8-5)×4+12	  (12-8)×5+4
4 5 8 13	  8×4+5-13	  (13-5)×4-8
4 5 9 9	  (9/9+5)×4
4 5 9 10	  (10-4)×(9-5)	  (10+5-9)×4
4 5 9 12	  12×5/4+9	  12×5-9×4
4 5 9 13	  5×4+13-9	  (13-9)×5+4
4 5 10 10	  10×10/5+4	  (10/10+5)×4
4 5 10 11	  10×4-11-5	  (11+5-10)×4
4 5 10 12	  12×5×4/10	  (4-10/5)×12
4 5 10 13	  13+10+5-4
4 5 11 11	  (11-4)×5-11	  (11/11+5)×4
4 5 11 12	  (11-5-4)×12	  12+11+5-4	  (12+5-11)×4
4 5 11 13	  (13+11)×(5-4)
4 5 12 12	  (12+12)×(5-4)	  (5-12/4)×12	  (12/12+5)×4
4 5 12 13	  13+12+4-5	  (13-5)×12/4	  (13+5-12)×4
4 5 13 13	  (13/13+5)×4
4 6 6 6	  6×4+6-6	  (6+6)×(6-4)
4 6 6 7	  (7-6)×6×4	  (7-4)×6+6	  (7-6/6)×4
4 6 6 8	  8+6+6+4	  8×6-6×4	  8×6/(6-4)	  6×6-8-4	  (6+6)×8/4	  (6-8/4)×6	  (4-6/6)×8
4 6 6 9	  (6-4)×9+6	  9×4-6-6	  (9-4)×6-6
4 6 6 10	  (10+6)×6/4
4 6 6 12	  (6-4)×6+12	  12×6/4+6
4 6 7 7	  7+7+6+4	  6×4+7-7
4 6 7 8	  (6+4-7)×8	  (8-7)×6×4
4 6 7 9	  (9+7)×6/4
4 6 7 10	  (6-4)×7+10	  7×4+6-10	  (7-4)×10-6	  (10-6)×7-4
4 6 7 12	  12×6/(7-4)	  (7-12/4)×6
4 6 8 8	  6×4+8-8	  (6-4)×8+8	  (8+8)×6/4	  (8+4)×(8-6)
4 6 8 9	  (9-8)×6×4	  9×8/4+6	  (4-8/6)×9
4 6 8 10	  (8-6)×10+4	  (10-6)×4+8
4 6 8 12	  (6+4-8)×12	  8×6/4+12	  (8+4)×12/6	  (12-6)×(8-4)	  12×4/(8-6)	  (6-12/4)×8	  (8-12/6)×4
4 6 8 13	  (13-6-4)×8
4 6 9 9	  6×4+9-9
4 6 9 10	  (10-9)×6×4	  10×6/4+9	  10×6-9×4	  (10×9+6)/4
4 6 9 12	  (12+4)×9/6	  (12-4)×(9-6)	  (9-6)×4+12
4 6 9 13	  13+9+6-4
4 6 10 10	  6×4+10-10	  10×4-10-6	  (10-4)×(10-6)
4 6 10 11	  (11-10)×6×4
4 6 10 12	  12+10+6-4	  (10-4)×6-12	  12×10/4-6	  12×10/6+4
4 6 11 11	  6×4+11-11	  11+11+6-4
4 6 11 12	  (12-11)×6×4
4 6 12 12	  (12-6-4)×12	  6×4+12-12	  12×6-12×4	  (4-12/6)×12
4 6 12 13	  (13-12)×6×4
4 6 13 13	  6×4+13-13	  13+13+4-6
4 7 7 7	  (7-7/7)×4
4 7 7 8	  (7+7-8)×4	  (4-7/7)×8
4 7 7 11	  7×4+7-11	  (11-7)×7-4
4 7 8 8	  (7+4-8)×8	  8×7-8×4	  (7-8/8)×4
4 7 8 9	  9×8/(7-4)	  (8+4)×(9-7)	  (8+7-9)×4
4 7 8 10	  8×7/4+10
4 7 8 11	  (11-7)×4+8
4 7 8 12	  7×4+8-12	  (12-8)×7-4
4 7 8 13	  13+8+7-4	  (13-7)×(8-4)
4 7 9 9	  (7-9/9)×4
4 7 9 10	  10×4-9-7	  (9+7-10)×4	  (9-7)×10+4
4 7 9 11	  (7-4)×11-9	  (9-4)×7-11
4 7 9 12	  (7+4-9)×12	  12+9+7-4	  12×4/(9-7)
4 7 9 13	  7×4+9-13	  (13-9)×7-4
4 7 10 10	  (7-10/10)×4
4 7 10 11	  11+10+7-4	  (10-4)×(11-7)	  (10+7-11)×4
4 7 10 12	  (10+4)×12/7	  (12-4)×(10-7)	  (10-7)×4+12
4 7 11 11	  (7-11/11)×4
4 7 11 12	  (11+7-12)×4
4 7 11 13	  11×4-13-7
4 7 12 12	  (7-4)×12-12	  (12×7+12)/4	  (7-12/12)×4
4 7 12 13	  (13-7-4)×12	  (12+7-13)×4
4 7 13 13	  (7-13/13)×4
4 8 8 8	  (8-4)×8-8	  8×8/4+8	  (4-8/8)×8
4 8 8 9	  (8+4-9)×8
4 8 8 10	  (8+4)×(10-8)	  10×4-8-8	  8×8-10×4	  (8+8-10)×4
4 8 8 11	  (11×8+8)/4
4 8 8 12	  12+8+8-4	  12×8/(8-4)	  (12-8)×4+8
4 8 8 13	  (13×8-8)/4
4 8 9 9	  (4-9/9)×8
4 8 9 10	  (9+4-10)×8
4 8 9 11	  (8+4)×(11-9)	  11+9+8-4	  (9+8-11)×4
4 8 9 12	  9×8×4/12	  (8-4)×9-12	  9×8-12×4
4 8 9 13	  8/4+13+9	  (13-9)×4+8
4 8 10 10	  10+10+8-4	  (10-8)×10+4	  (4-10/10)×8
4 8 10 11	  (10+4-11)×8
4 8 10 12	  (8+4)×(12-10)	  (8+4-10)×12	  8/4+12+10	  (10-4)×(12-8)	  12×4/(10-8)	  (10+8-12)×4
4 8 11 11	  8/4+11+11	  (4-11/11)×8
4 8 11 12	  (11+4-12)×8	  11×4-12-8	  (12-4)×(11-8)	  (11-8)×4+12
4 8 11 13	  (8+4)×(13-11)	  (11+8-13)×4
4 8 12 12	  (12+4)×12/8	  (4-12/12)×8
4 8 12 13	  (12+4-13)×8	  12/4+13+8
4 8 13 13	  13+13-8/4	  (4-13/13)×8
4 9 9 10	  10+9+9-4
4 9 9 12	  (9+9-12)×4	  (4-12/9)×9
4 9 10 11	  (11-9)×10+4
4 9 10 12	  12×10/(9-4)
4 9 10 13	  (10-4)×(13-9)	  (10+9-13)×4
4 9 11 11	  11×4-11-9
4 9 11 12	  (9+4-11)×12	  12×11/4-9	  12×4/(11-9)
4 9 12 12	  (12-4)×(12-9)	  12/4+12+9	  (12×9-12)/4	  (12-9)×4+12
4 10 10 11	  11×4-10-10
4 10 10 12	  (12-10)×10+4
4 10 11 12	  12/4+11+10
4 10 11 13	  (13-11)×10+4
4 10 12 12	  (10+4-12)×12	  12×12/(10-4)	  12×4/(12-10)
4 10 12 13	  (12-4)×(13-10)	  (13-10)×4+12
4 11 12 13	  (11+4-13)×12	  12×4-13-11	  12×4/(13-11)
4 12 12 12	  12×4-12-12	  12×12/4-12
5 5 5 5	  5×5-5/5
5 5 5 6	  5×5+5-6	  (5-5/5)×6
5 5 5 9	  9+5+5+5
5 5 5 12	  (5+5)×12/5
5 5 6 6	  (5+5-6)×6	  5×5-6/6	  (6-6/5)×5
5 5 6 7	  5×5+6-7	  7×5-6-5
5 5 6 8	  8+6+5+5
5 5 6 11	  6×5+5-11	  (11-5)×5-6
5 5 7 7	  7+7+5+5	  7×7-5×5	  5×5-7/7	  (7+5)×(7-5)
5 5 7 8	  (5+5-7)×8	  5×5+7-8
5 5 7 10	  (7+5)×10/5
5 5 7 11	  (7-11/5)×5
5 5 8 8	  5×5-8/8
5 5 8 9	  5×5+8-9	  (8-5)×5+9
5 5 8 10	  (10+5)×8/5	  (5-10/5)×8
5 5 8 11	  8×5-11-5
5 5 8 12	  (5+5-8)×12
5 5 8 13	  (13-5-5)×8	  (13-5)×(8-5)
5 5 9 9	  5×5-9/9
5 5 9 10	  5×5+9-10
5 5 9 11	  (11-5)×(9-5)
5 5 10 10	  5×5-10/10
5 5 10 11	  5×5+10-11
5 5 10 13	  5/5+13+10	  (5-13/5)×10
5 5 11 11	  5×5-11/11
5 5 11 12	  5×5+11-12	  5/5+12+11	  (12-5)×5-11
5 5 11 13	  13+11+5-5
5 5 12 12	  (12-5-5)×12	  5×5-12/12	  12+12+5-5
5 5 12 13	  5×5+12-13	  13+12-5/5
5 5 13 13	  5×5-13/13
5 6 6 6	  (5-6/6)×6
5 6 6 7	  7+6+6+5	  (6+5-7)×6	  6×6-7-5	  (6+6)×(7-5)
5 6 6 8	  (8-5)×6+6
5 6 6 9	  9×6-6×5
5 6 6 10	  (10-5)×6-6	  (6+6)×10/5	  (6-10/5)×6
5 6 6 12	  6×5+6-12	  12×5-6×6	  (12-6)×5-6
5 6 7 7	  (5-7/7)×6
5 6 7 8	  (7+5)×(8-6)	  (7+5-8)×6	  8×6/(7-5)
5 6 7 9	  (7-5)×9+6
5 6 7 12	  (7+5)×12/6	  (7-5)×6+12
5 6 7 13	  6×5+7-13	  (13+7)×6/5	  7×6-13-5	  (13-7)×5-6
5 6 8 8	  (6+5-8)×8	  (5-8/8)×6
5 6 8 9	  (8+5-9)×6	  (9+6)×8/5
5 6 8 10	  8×6×5/10	  8×5-10-6	  (8-5)×10-6
5 6 8 12	  (12+8)×6/5	  12×6/(8-5)	  (5-12/6)×8
5 6 8 13	  (13+5)×8/6
5 6 9 9	  (9-6)×5+9	  (5-9/9)×6
5 6 9 10	  (9+5-10)×6	  10×9/5+6
5 6 9 11	  (11+9)×6/5	  (11+5)×9/6
5 6 9 12	  (6+5-9)×12	  (12-6)×(9-5)
5 6 9 13	  (13-5)×(9-6)
5 6 10 10	  (10+10)×6/5	  (5-10/10)×6
5 6 10 11	  (10+5-11)×6	  (11-5)×(10-6)
5 6 10 12	  10×6/5+12	  (6-12/10)×5
5 6 10 13	  13+10+6-5
5 6 11 11	  (5-11/11)×6
5 6 11 12	  12+11+6-5	  (11+5-12)×6	  (11-5)×6-12
5 6 11 13	  (13+11)×(6-5)	  (13-6)×5-11
5 6 12 12	  (12+12)×(6-5)	  (5-12/12)×6
5 6 12 13	  (13-6-5)×12	  13+12+5-6	  (12+5-13)×6
5 6 13 13	  (5-13/13)×6
5 7 7 9	  (7+5)×(9-7)
5 7 7 10	  (7-5)×7+10
5 7 7 11	  (5-11/7)×7
5 7 8 8	  (7-5)×8+8	  (8+7)×8/5
5 7 8 9	  (7+5-9)×8	  8×5-9-7
5 7 8 10	  (7+5)×(10-8)
5 7 9 10	  (10-7)×5+9
5 7 9 11	  (7+5)×(11-9)
5 7 9 12	  (9+5)×12/7
5 7 9 13	  13+9+7-5	  (13-7)×(9-5)
5 7 10 10	  10×7/5+10
5 7 10 11	  (10-5)×7-11
5 7 10 12	  (7+5)×(12-10)	  (7+5-10)×12	  12+10+7-5
5 7 10 13	  (13-5)×(10-7)
5 7 11 11	  11+11+7-5	  (11-5)×(11-7)
5 7 11 13	  (7+5)×(13-11)
5 7 12 12	  12×7-12×5
5 7 13 13	  13+13+5-7
5 8 8 8	  8×5-8-8	  8×8-8×5
5 8 8 9	  9×8/(8-5)	  (9-5)×8-8
5 8 8 10	  (8+5-10)×8	  10×8/5+8
5 8 8 13	  13+8+8-5
5 8 9 11	  (8-5)×11-9	  (9+5-11)×8	  (11-8)×5+9
5 8 9 12	  12+9+8-5	  12×8/(9-5)
5 8 9 13	  9×5-13-8
5 8 10 11	  11+10+8-5
5 8 10 12	  (10+5-12)×8
5 8 11 12	  (8+5-11)×12	  (11+5)×12/8	  (11-5)×(12-8)
5 8 11 13	  (11+5-13)×8	  (13-5)×(11-8)
5 8 12 12	  (8-5)×12-12
5 9 9 11	  11+9+9-5
5 9 9 12	  9×5-12-9	  (9-5)×9-12	  (12-9)×5+9
5 9 10 10	  10+10+9-5
5 9 10 11	  9×5-11-10
5 9 10 13	  10/5+13+9	  (13-10)×5+9
5 9 11 13	  (11-5)×(13-9)
5 9 12 12	  (9+5-12)×12	  (12×9+12)/5
5 9 12 13	  (13+5)×12/9	  (13-5)×(12-9)
5 10 10 11	  (11×10+10)/5
5 10 10 12	  12×10/(10-5)	  10/5+12+10
5 10 10 13	  (13×10-10)/5
5 10 11 11	  10/5+11+11
5 10 12 13	  (10+5-13)×12
5 10 13 13	  10×5-13-13	  13+13-10/5	  (13-5)×(13-10)
5 11 12 12	  12×12/(11-5)	  (12×11-12)/5
6 6 6 6	  6+6+6+6	  6×6-6-6
6 6 6 8	  (6+6)×(8-6)	  (6+6-8)×6
6 6 6 9	  6×6×6/9	  (9-6)×6+6
6 6 6 10	  10×6-6×6
6 6 6 11	  (11-6)×6-6
6 6 6 12	  (6+6)×12/6	  (6-12/6)×6
6 6 7 9	  (6+6)×(9-7)	  (7+6-9)×6
6 6 7 10	  (10-7)×6+6
6 6 7 11	  11×6-7×6
6 6 7 12	  7×6-12-6	  (12-7)×6-6
6 6 8 8	  8×6/(8-6)
6 6 8 9	  (6+6-9)×8	  (8-6)×9+6
6 6 8 10	  (6+6)×(10-8)	  (8+6-10)×6
6 6 8 11	  (11-8)×6+6
6 6 8 12	  8×6×6/12	  12×6-8×6	  (8-6)×6+12	  (12+6)×8/6
6 6 8 13	  (13-8)×6-6
6 6 9 10	  (9-6)×10-6	  (10+6)×9/6
6 6 9 11	  (6+6)×(11-9)	  (9+6-11)×6
6 6 9 12	  12×6/(9-6)	  12×9/6+6	  (12-9)×6+6
6 6 9 13	  13×6-9×6
6 6 10 12	  (6+6)×(12-10)	  (6+6-10)×12	  (10+6-12)×6	  (12-6)×(10-6)
6 6 10 13	  6/6+13+10	  (13-10)×6+6
6 6 11 12	  6/6+12+11
6 6 11 13	  (6+6)×(13-11)	  13+11+6-6	  (11+6-13)×6
6 6 12 12	  12+12+6-6	  (12-6)×6-12
6 6 12 13	  13+12-6/6
6 7 7 10	  (7+7-10)×6
6 7 7 11	  7×6-11-7
6 7 8 9	  8×6/(9-7)
6 7 8 10	  (7+6-10)×8	  7×6-10-8	  (8-6)×7+10
6 7 8 11	  (11+7)×8/6	  (8+7-11)×6
6 7 8 12	  (8+6)×12/7
6 7 9 9	  7×6-9-9	  (9+7)×9/6	  (9-7)×9+6
6 7 9 12	  (9+7-12)×6	  (9-7)×6+12
6 7 10 10	  (10-7)×10-6
6 7 10 12	  12×7/6+10	  12×7-10×6	  12×6/(10-7)
6 7 10 13	  13+10+7-6	  (13-7)×(10-6)	  (10+7-13)×6
6 7 11 11	  (11-6)×7-11
6 7 11 12	  (7+6-11)×12	  12+11+7-6	  (12-6)×(11-7)
6 7 11 13	  (13+11)×(7-6)
6 7 12 12	  (12+12)×(7-6)
6 7 12 13	  13+12+6-7	  (13-7)×6-12
6 8 8 8	  (8-6)×8+8
6 8 8 9	  9×8-8×6	  (8+8)×9/6
6 8 8 10	  8×6/(10-8)	  (10+8)×8/6	  (10-6)×8-8
6 8 8 11	  (8+6-11)×8
6 8 8 12	  12×8/6+8	  (8+8-12)×6
6 8 9 9	  (9+9)×8/6	  9×8/(9-6)
6 8 9 10	  (10-8)×9+6
6 8 9 11	  8×6/(11-9)
6 8 9 12	  9×8/6+12	  (9+6-12)×8
6 8 9 13	  13+9+8-6	  (9+8-13)×6
6 8 10 11	  (11-8)×10-6
6 8 10 12	  8×6/(12-10)	  12+10+8-6	  (10+6)×12/8	  12×8/(10-6)	  (10-8)×6+12
6 8 10 13	  (10+6-13)×8
6 8 11 11	  11+11+8-6
6 8 11 12	  12×6/(11-8)
6 8 11 13	  8×6-13-11	  8×6/(13-11)
6 8 12 12	  (8+6-12)×12	  8×6-12-12	  12×8-12×6	  (12-6)×(12-8)	  12×12/8+6
6 8 13 13	  13+13+6-8
6 9 9 10	  10×9/6+9
6 9 9 11	  (9-6)×11-9	  (11-9)×9+6
6 9 9 12	  12+9+9-6
6 9 10 11	  11+10+9-6	  10×9-11×6
6 9 10 12	  (10-6)×9-12	  (12-9)×10-6	  (12-10)×9+6
6 9 11 12	  (11-9)×6+12
6 9 11 13	  (13-11)×9+6
6 9 12 12	  (9-6)×12-12	  (12+6)×12/9	  12×6/(12-9)
6 9 12 13	  (9+6-13)×12	  (12-6)×(13-9)	  12/6+13+9
6 10 10 10	  10+10+10-6
6 10 10 13	  (13-10)×10-6
6 10 11 12	  12×10/(11-6)
6 10 12 12	  12/6+12+10	  (12-10)×6+12
6 10 12 13	  12×6/(13-10)
6 11 11 12	  12/6+11+11
6 11 12 12	  (12×11+12)/6
6 11 12 13	  (13-11)×6+12
6 12 12 12	  12×12/(12-6)
6 12 12 13	  (13×12-12)/6
6 12 13 13	  13+13-12/6
7 7 7 12	  (7+7)×12/7
7 7 8 11	  (7+7-11)×8
7 7 9 10	  (9-7)×7+10
7 7 10 13	  7/7+13+10
7 7 11 12	  7/7+12+11	  (12-7)×7-11
7 7 11 13	  13+11+7-7	  (13-7)×(11-7)
7 7 12 12	  (7+7-12)×12	  12+12+7-7
7 7 12 13	  7×7-13-12	  13+12-7/7
7 8 8 9	  (9-7)×8+8
7 8 8 10	  10×8-8×7
7 8 8 11	  (11-7)×8-8
7 8 8 12	  (8+7-12)×8
7 8 8 13	  (13+8)×8/7
7 8 9 10	  9×8/(10-7)
7 8 9 12	  (12+9)×8/7	  (9+7)×12/8
7 8 9 13	  (9+7-13)×8
7 8 10 10	  (10-8)×7+10
7 8 10 11	  (11+10)×8/7
7 8 10 13	  13+10+8-7
7 8 11 12	  12+11+8-7	  12×8/(11-7)
7 8 11 13	  (13+11)×(8-7)	  (13-8)×7-11
7 8 12 12	  (12+12)×(8-7)
7 8 12 13	  (8+7-13)×12	  13+12+7-8	  (13-7)×(12-8)
7 9 9 13	  13+9+9-7
7 9 10 11	  (10-7)×11-9	  (11-9)×7+10
7 9 10 12	  12+10+9-7
7 9 11 11	  11+11+9-7
7 9 11 12	  (11+7)×12/9	  (11-7)×9-12
7 9 12 12	  12×9-12×7
7 9 13 13	  13+13+7-9	  (13-7)×(13-9)
7 10 10 11	  11+10+10-7
7 10 10 12	  (12-10)×7+10
7 10 11 13	  (13-11)×7+10
7 10 12 12	  (10-7)×12-12	  12×10/(12-7)
7 10 12 13	  (13+7)×12/10
7 12 12 13	  12×12/(13-7)	  (13×12+12)/7
8 8 8 10	  (10-8)×8+8
8 8 8 11	  11×8-8×8
8 8 8 12	  (8+8)×12/8	  (12-8)×8-8
8 8 8 13	  (8+8-13)×8
8 8 9 11	  9×8/(11-8)	  (11-9)×8+8
8 8 9 12	  12×8-9×8
8 8 9 13	  (13-9)×8-8
8 8 10 12	  (12-10)×8+8
8 8 10 13	  8/8+13+10	  13×8-10×8
8 8 11 12	  8/8+12+11
8 8 11 13	  13+11+8-8	  (13-11)×8+8
8 8 12 12	  12+12+8-8	  12×8/(12-8)
8 8 12 13	  13+12-8/8
8 9 9 12	  9×8/(12-9)
8 9 10 12	  (10+8)×12/9	  12×10/8+9
8 9 10 13	  9×8/(13-10)	  13+10+9-8
8 9 11 11	  (11-8)×11-9
8 9 11 12	  12+11+9-8
8 9 11 13	  (13+11)×(9-8)
8 9 12 12	  (12+12)×(9-8)	  (12-8)×9-12	  12×12/9+8
8 9 12 13	  13+12+8-9	  12×8/(13-9)
8 10 10 12	  12+10+10-8
8 10 11 11	  11+11+10-8
8 10 12 12	  (12+8)×12/10	  12×10-12×8
8 10 12 13	  12×10/(13-8)
8 10 13 13	  13+13+8-10
8 11 12 12	  (11-8)×12-12
9 9 9 12	  (9+9)×12/9
9 9 10 13	  9/9+13+10
9 9 11 12	  9/9+12+11	  (12-9)×11-9
9 9 11 13	  13+11+9-9
9 9 12 12	  12+12+9-9
9 9 12 13	  13+12-9/9	  (13-9)×9-12
9 10 10 13	  13+10+10-9
9 10 11 12	  12+11+10-9	  (11+9)×12/10
9 10 11 13	  (13+11)×(10-9)	  (13-10)×11-9
9 10 12 12	  (12+12)×(10-9)
9 10 12 13	  13+12+9-10
9 11 11 11	  11+11+11-9
9 11 12 12	  12×11-12×9
9 11 12 13	  (13+9)×12/11
9 11 13 13	  13+13+9-11
9 12 12 12	  (12-9)×12-12
10 10 10 12	  (10+10)×12/10
10 10 10 13	  10/10+13+10
10 10 11 12	  10/10+12+11
10 10 11 13	  13+11+10-10
10 10 12 12	  12+12+10-10
10 10 12 13	  13+12-10/10
10 11 11 12	  12+11+11-10
10 11 11 13	  (13+11)×(11-10)	  11/11+13+10
10 11 12 12	  (12+12)×(11-10)	  (12+10)×12/11
10 11 12 13	  13+12+10-11
10 12 12 12	  12×12-12×10
10 12 12 13	  12/12+13+10	  (13-10)×12-12
10 12 13 13	  13+13+10-12
10 13 13 13	  13/13+13+10
11 11 11 12	  (11+11)×12/11	  11/11+12+11
11 11 11 13	  13+11+11-11
11 11 12 12	  12+12+11-11
11 11 12 13	  13+12-11/11	  (13+11)×(12-11)
11 12 12 12	  12/12+12+11	  (12+12)×(12-11)
11 12 12 13	  13+12+11-12	  13×12-12×11
11 12 13 13	  13/13+12+11	  (13+11)×(13-12)
11 13 13 13	  13+13+11-13
12 12 12 12	  12+12+12-12
12 12 12 13	  (12+12)×(13-12)	  13+12-12/12
12 12 13 13	  13+12+12-13
12 13 13 13	  13+12-13/13	  (13+13)×12/13