Addition Worksheet

Solve.

1 a. ______ + 84 = 100
1 b. 17 + ______ = 100
2 a. 68 + ______ = 100
2 b. ______ + 2 = 100
3 a. 28 + ______ = 100
3 b. ______ + 41 = 100
4 a. 62 + ______ = 100
4 b. ______ + 54 = 100
5 a. ______ + 29 = 100
5 b. 87 + ______ = 100
6 a. ______ + 96 = 100
6 b. ______ + 57 = 100
7 a. 41 + ______ = 100
7 b. 90 + ______ = 100
8 a. 99 + ______ = 100
8 b. ______ + 23 = 100
9 a. 1 + ______ = 100
9 b. ______ + 13 = 100
10 a. 82 + ______ = 100
10 b. ______ + 78 = 100
Page 2

Answer Key

1 a. 16    
1 b. 83    
2 a. 32    
2 b. 98    
3 a. 72    
3 b. 59    
4 a. 38    
4 b. 46    
5 a. 71    
5 b. 13    
6 a. 4    
6 b. 43    
7 a. 59    
7 b. 10    
8 a. 1    
8 b. 77    
9 a. 99    
9 b. 87    
10 a. 18    
10 b. 22    


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