Addition Worksheet

Solve.

1 a. ______ + 49 = 100
1 b. ______ + 13 = 100
2 a. 42 + ______ = 100
2 b. 70 + ______ = 100
3 a. ______ + 97 = 100
3 b. 15 + ______ = 100
4 a. ______ + 64 = 100
4 b. ______ + 87 = 100
5 a. 92 + ______ = 100
5 b. ______ + 36 = 100
6 a. 84 + ______ = 100
6 b. 9 + ______ = 100
7 a. ______ + 2 = 100
7 b. 22 + ______ = 100
8 a. 29 + ______ = 100
8 b. 45 + ______ = 100
9 a. ______ + 4 = 100
9 b. 43 + ______ = 100
10 a. 58 + ______ = 100
10 b. 41 + ______ = 100
Page 2

Answer Key

1 a. 51    
1 b. 87    
2 a. 58    
2 b. 30    
3 a. 3    
3 b. 85    
4 a. 36    
4 b. 13    
5 a. 8    
5 b. 64    
6 a. 16    
6 b. 91    
7 a. 98    
7 b. 78    
8 a. 71    
8 b. 55    
9 a. 96    
9 b. 57    
10 a. 42    
10 b. 59    


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