Addition Worksheet

Solve.

1 a. ______ + 56 = 100
1 b. 38 + ______ = 100
2 a. ______ + 84 = 100
2 b. ______ + 73 = 100
3 a. ______ + 37 = 100
3 b. ______ + 52 = 100
4 a. ______ + 82 = 100
4 b. 67 + ______ = 100
5 a. ______ + 98 = 100
5 b. ______ + 59 = 100
6 a. 6 + ______ = 100
6 b. ______ + 79 = 100
7 a. ______ + 16 = 100
7 b. 51 + ______ = 100
8 a. 53 + ______ = 100
8 b. 22 + ______ = 100
9 a. 34 + ______ = 100
9 b. 93 + ______ = 100
10 a. 17 + ______ = 100
10 b. ______ + 63 = 100
Page 2

Answer Key

1 a. 44    
1 b. 62    
2 a. 16    
2 b. 27    
3 a. 63    
3 b. 48    
4 a. 18    
4 b. 33    
5 a. 2    
5 b. 41    
6 a. 94    
6 b. 21    
7 a. 84    
7 b. 49    
8 a. 47    
8 b. 78    
9 a. 66    
9 b. 7    
10 a. 83    
10 b. 37    


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