Addition Worksheet

Solve.

1 a. ______ + 7 + 80 + 30 = 120
1 b. ______ + 40 + 8 + 9 = 147
2 a. ______ + 40 + 3 + 10 = 60
2 b. 10 + 50 + 7 + ______ = 74
3 a. 30 + ______ + 4 + 90 = 126
3 b. 90 + 50 + 9 + ______ = 153
4 a. 40 + 30 + ______ + 9 = 87
4 b. 40 + 20 + 3 + ______ = 68
5 a. 10 + 10 + 8 + ______ = 35
5 b. 40 + ______ + 2 + 60 = 107
6 a. ______ + 60 + 2 + 2 = 114
6 b. 20 + 5 + ______ + 90 = 122
7 a. 40 + 30 + 5 + ______ = 82
7 b. ______ + 8 + 20 + 50 = 82
Page 2

Answer Key

1 a. 3    
1 b. 90    
2 a. 7    
2 b. 7    
3 a. 2    
3 b. 4    
4 a. 8    
4 b. 5    
5 a. 7    
5 b. 5    
6 a. 50    
6 b. 7    
7 a. 7    
7 b. 4    


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