Addition Worksheet

Solve.

1 a. 679 + _________ = 686
1 b. _________ + 1 = 678
2 a. _________ + 1 = 380
2 b. _________ + 9 = 635
3 a. 106 + ______ = 108
3 b. 632 + _________ = 634
4 a. _________ + 6 = 768
4 b. ______ + 115 = 116
5 a. 4 + _________ = 535
5 b. 283 + _________ = 291
6 a. 947 + _________ = 949
6 b. _________ + 7 = 930
7 a. _________ + 6 = 974
7 b. 502 + _________ = 506
8 a. 5 + _________ = 666
8 b. _________ + 547 = 553
9 a. _________ + 531 = 536
9 b. _________ + 4 = 276
10 a. _________ + 445 = 447
10 b. ______ + 104 = 112
Page 2

Answer Key

1 a. 7    
1 b. 677    
2 a. 379    
2 b. 626    
3 a. 2    
3 b. 2    
4 a. 762    
4 b. 1    
5 a. 531    
5 b. 8    
6 a. 2    
6 b. 923    
7 a. 968    
7 b. 4    
8 a. 661    
8 b. 6    
9 a. 5    
9 b. 272    
10 a. 2    
10 b. 8    


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