addition without regrouping
45
+ 22
What is 67?
77
- 63
What is 14?
57
+ 36
What is 93?
97
- 29
What is 68?
3 x 4
What is 12?
33
+ 46
What is 79?
89
- 26
What is 63?
54
+ 58
What is 112?
- 35
What is 29?
5 x 7
What is 35?
74
+ 25
What is 99?
- 22
What is 75?
77
+ 29
What is 106?
87
- 49
What is 38?
What is 24?
63
+ 45
What is 108?
87
- 54
What is 33?
78
+ 67
What is 145?
73
- 46
What is 27?
9 x 6
What is 54?
72
+ 24
What is 96?
- 36
What is 63?
83
+ 97
What is 180?
91
- 33
What is 58?
12 x 6
What is 72?