Addition Worksheet

Solve.

1 a. 7 + 86 + 5 + ______ = 100
1 b. 7 + ______ + 4 + 96 = 109
2 a. 82 + 7 + 5 + ______ = 102
2 b. 6 + ______ + 5 + 64 = 83
3 a. 67 + 9 + ______ + 7 = 91
3 b. ______ + 4 + 9 + 5 = 70
4 a. 6 + ______ + 8 + 51 = 69
4 b. 53 + 7 + 9 + ______ = 75
5 a. ______ + 2 + 6 + 3 = 88
5 b. 61 + 9 + ______ + 4 = 81
6 a. ______ + 8 + 3 + 96 = 110
6 b. 89 + 4 + 3 + ______ = 104
7 a. 7 + 7 + 5 + ______ = 87
7 b. 7 + 46 + 2 + ______ = 57
Page 2

Answer Key

1 a. 2    
1 b. 2    
2 a. 8    
2 b. 8    
3 a. 8    
3 b. 52    
4 a. 4    
4 b. 6    
5 a. 77    
5 b. 7    
6 a. 3    
6 b. 8    
7 a. 68    
7 b. 2    


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