Addition Worksheet

Solve.

1 a. _________ + 913 = 917
1 b. 621 + _________ = 628
2 a. ______ + 1 = 166
2 b. 114 + ______ = 119
3 a. 968 + _________ = 977
3 b. 3 + _________ = 201
4 a. 6 + _________ = 819
4 b. 2 + _________ = 554
5 a. _________ + 8 = 814
5 b. _________ + 7 = 268
6 a. 983 + _________ = 984
6 b. 7 + _________ = 557
7 a. ______ + 139 = 142
7 b. 6 + _________ = 900
8 a. 7 + _________ = 325
8 b. 8 + _________ = 663
9 a. 3 + _________ = 594
9 b. 776 + _________ = 785
10 a. 8 + _________ = 982
10 b. _________ + 4 = 921
Page 2

Answer Key

1 a. 4    
1 b. 7    
2 a. 165    
2 b. 5    
3 a. 9    
3 b. 198    
4 a. 813    
4 b. 552    
5 a. 806    
5 b. 261    
6 a. 1    
6 b. 550    
7 a. 3    
7 b. 894    
8 a. 318    
8 b. 655    
9 a. 591    
9 b. 9    
10 a. 974    
10 b. 917    


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