Addition Worksheet

Solve.

1 a. ______ + 100 = 130
1 b. 10 + ______ = 25
2 a. ______ + 38 = 108
2 b. ______ + 71 = 111
3 a. ______ + 10 = 106
3 b. ______ + 53 = 83
4 a. ______ + 87 = 157
4 b. ______ + 90 = 111
5 a. ______ + 100 = 188
5 b. 26 + ______ = 116
6 a. 62 + ______ = 162
6 b. 80 + ______ = 148
7 a. 80 + ______ = 103
7 b. 30 + ______ = 117
8 a. ______ + 40 = 79
8 b. 30 + ______ = 129
9 a. 80 + ______ = 140
9 b. ______ + 40 = 95
10 a. ______ + 57 = 157
10 b. ______ + 76 = 146
Page 2

Answer Key

1 a. 30    
1 b. 15    
2 a. 70    
2 b. 40    
3 a. 96    
3 b. 30    
4 a. 70    
4 b. 21    
5 a. 88    
5 b. 90    
6 a. 100    
6 b. 68    
7 a. 23    
7 b. 87    
8 a. 39    
8 b. 99    
9 a. 60    
9 b. 55    
10 a. 100    
10 b. 70    


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