Adding
1+1
2
2-1
1
5x2
10
17
1
(2x100)+(6x10)+(7x1)
267
9+10
19
10-6
4
6x7
42
23
8
(6x1,000)+(9x100)+(7x10)
6,970
21+41
62
38-25
13
12x13
156
53
125
(8x10,000)+(4x100)+(7x10)+(6x1)
80,476
127+390
517
386-267
119
148x279
41,292
106
1,000,000
(9x100,000)+(3x1,000)+(2x100)+(5x10)+(7x1)
903,257
6767+2121
8888
8076-7094
982
4796x5737
27,514,652
123
1728
(8x1,000,000)+(4x100,000)+(6x1,000)+(7x10)
8,406,070