Addition Worksheet

Solve.

1 a. 11 + ___ = 18
1 b. 6 + ___ = 17
2 a. ___ + 7 = 17
2 b. 9 + ___ = 18
3 a. ___ + 6 = 17
3 b. 9 + ___ = 17
4 a. ___ + 10 = 17
4 b. ___ + 10 = 18
5 a. ___ + 9 = 18
5 b. 11 + ___ = 17
6 a. 7 + ___ = 17
6 b. ___ + 8 = 17
7 a. ___ + 9 = 17
7 b. ___ + 8 = 18
Page 2

Answer Key

1 a. 7    
1 b. 11    
2 a. 10    
2 b. 9    
3 a. 11    
3 b. 8    
4 a. 7    
4 b. 8    
5 a. 9    
5 b. 6    
6 a. 10    
6 b. 9    
7 a. 8    
7 b. 10    


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