Addition Worksheet

Solve.

1 a. 9 + 3 + ______ + 72 = 89
1 b. 71 + 5 + 2 + ______ = 86
2 a. ______ + 9 + 4 + 77 = 96
2 b. ______ + 40 + 6 + 9 = 63
3 a. ______ + 5 + 7 + 3 = 69
3 b. 66 + 8 + 8 + ______ = 91
4 a. ______ + 3 + 8 + 6 = 87
4 b. 89 + ______ + 3 + 9 = 109
5 a. ______ + 5 + 5 + 7 = 54
5 b. 31 + 5 + ______ + 4 = 44
6 a. 9 + ______ + 9 + 48 = 69
6 b. 8 + 68 + ______ + 5 = 84
7 a. ______ + 8 + 2 + 27 = 41
7 b. 35 + 4 + ______ + 7 = 53
Page 2

Answer Key

1 a. 5    
1 b. 8    
2 a. 6    
2 b. 8    
3 a. 54    
3 b. 9    
4 a. 70    
4 b. 8    
5 a. 37    
5 b. 4    
6 a. 3    
6 b. 3    
7 a. 4    
7 b. 7    


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