Addition Worksheet

Solve.

1 a. _________ + 2 = 661
1 b. ______ + 110 = 117
2 a. 652 + _________ = 653
2 b. 921 + _________ = 930
3 a. _________ + 8 = 438
3 b. 413 + _________ = 417
4 a. _________ + 5 = 213
4 b. _________ + 851 = 855
5 a. 4 + _________ = 776
5 b. 9 + _________ = 961
6 a. 5 + _________ = 246
6 b. _________ + 9 = 473
7 a. 842 + _________ = 847
7 b. _________ + 6 = 587
8 a. 1 + _________ = 246
8 b. _________ + 500 = 506
9 a. 536 + _________ = 543
9 b. 939 + _________ = 946
10 a. _________ + 641 = 647
10 b. _________ + 2 = 391
Page 2

Answer Key

1 a. 659    
1 b. 7    
2 a. 1    
2 b. 9    
3 a. 430    
3 b. 4    
4 a. 208    
4 b. 4    
5 a. 772    
5 b. 952    
6 a. 241    
6 b. 464    
7 a. 5    
7 b. 581    
8 a. 245    
8 b. 6    
9 a. 7    
9 b. 7    
10 a. 6    
10 b. 389    


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