Addition
5+15
what is 20
7-5
what is 2
6X6
what is 36
87+75
what is 162
50+35
what is 85
what is 41
11X3
what is 33
567-436
what is 131
192+356
what is 548
970-330
what is 640
9X6
what is 54
4X12
what is 48
8781+9623
what is 18,404
what is 903
8X12
what is 96
3457+8976
what is 12,433
67341+98724
what is 166,065
89765-78675
what is 11,090
100X5
what is 500
200X2
what is 400