Addition to 50
Addition to 100
Subtraction to 50
Subtraction to 100
SURPRISE
100
25+25
What is 50
100
81+9
What is 90
100
50-14
What is 36
100
100-55
What is 45
100
445+2
What is 447
200
19+23
What is 42
200
55+45
What is 100
200
42-3
What is 39
200
91-14
What is 77
200
3215-3
What is 3212
300
33+7
What is 40
300
79+19
What is 98
300
16-9
What is 7
300
77-28
What is 49
300
457+3
What is 460
400
28+18
What is 46
400
48+27
What is 75
400
47-39
What is 8
400
52-44
What is 8
400
34859-9
What is 34850
500
8+39
What is 47
500
38+56
What is 94
500
41-28
What is 13
500
82-17
What is 65
500
3x2
What is 6
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