Addition Worksheet

Solve.

1 a. ______ + 89 = 169
1 b. ______ + 86 = 136
2 a. 30 + ______ = 67
2 b. 30 + ______ = 101
3 a. 81 + ______ = 151
3 b. ______ + 70 = 89
4 a. 51 + ______ = 71
4 b. ______ + 88 = 118
5 a. ______ + 50 = 106
5 b. 40 + ______ = 84
6 a. ______ + 50 = 150
6 b. 89 + ______ = 99
7 a. ______ + 20 = 69
7 b. 55 + ______ = 115
8 a. ______ + 50 = 115
8 b. ______ + 30 = 123
9 a. 100 + ______ = 190
9 b. 82 + ______ = 182
10 a. 60 + ______ = 130
10 b. 27 + ______ = 107
Page 2

Answer Key

1 a. 80    
1 b. 50    
2 a. 37    
2 b. 71    
3 a. 70    
3 b. 19    
4 a. 20    
4 b. 30    
5 a. 56    
5 b. 44    
6 a. 100    
6 b. 10    
7 a. 49    
7 b. 60    
8 a. 65    
8 b. 93    
9 a. 90    
9 b. 100    
10 a. 70    
10 b. 80    


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