Addition Worksheet

Solve.

1 a. ______ + 50 = 117
1 b. ______ + 12 = 92
2 a. 50 + ______ = 150
2 b. ______ + 65 = 165
3 a. ______ + 69 = 89
3 b. 39 + ______ = 89
4 a. ______ + 46 = 106
4 b. 20 + ______ = 60
5 a. ______ + 100 = 116
5 b. ______ + 30 = 42
6 a. ______ + 84 = 104
6 b. 83 + ______ = 153
7 a. ______ + 83 = 133
7 b. 100 + ______ = 190
8 a. ______ + 69 = 99
8 b. 20 + ______ = 94
9 a. ______ + 96 = 126
9 b. ______ + 100 = 147
10 a. ______ + 80 = 120
10 b. ______ + 30 = 101
Page 2

Answer Key

1 a. 67    
1 b. 80    
2 a. 100    
2 b. 100    
3 a. 20    
3 b. 50    
4 a. 60    
4 b. 40    
5 a. 16    
5 b. 12    
6 a. 20    
6 b. 70    
7 a. 50    
7 b. 90    
8 a. 30    
8 b. 74    
9 a. 30    
9 b. 47    
10 a. 40    
10 b. 71    


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