Addition Worksheet

Solve.

1 a. 6 + ______ + 8 + 69 = 85
1 b. 3 + 68 + ______ + 7 = 82
2 a. 34 + ______ + 6 + 7 = 49
2 b. ______ + 4 + 6 + 4 = 90
3 a. ______ + 6 + 6 + 5 = 80
3 b. 3 + 9 + ______ + 64 = 79
4 a. 27 + ______ + 7 + 5 = 48
4 b. 78 + 2 + 9 + ______ = 91
5 a. 55 + 7 + 2 + ______ = 72
5 b. ______ + 9 + 6 + 22 = 41
6 a. ______ + 6 + 8 + 4 = 105
6 b. ______ + 6 + 6 + 5 = 37
7 a. 53 + 4 + 5 + ______ = 70
7 b. 8 + 91 + 9 + ______ = 112
Page 2

Answer Key

1 a. 2    
1 b. 4    
2 a. 2    
2 b. 76    
3 a. 63    
3 b. 3    
4 a. 9    
4 b. 2    
5 a. 8    
5 b. 4    
6 a. 87    
6 b. 20    
7 a. 8    
7 b. 4    


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