Addition Worksheet

Solve.

1 a. 712 + 3 = ________
1 b. 340 + 5 = ________
2 a. 478 + 2 = ________
2 b. 977 + 2 = ________
3 a. 325 + 3 = ________
3 b. 619 + 9 = ________
4 a. 294 + 4 = ________
4 b. 591 + 7 = ________
5 a. 663 + 8 = ________
5 b. 891 + 2 = ________
6 a. 475 + 9 = ________
6 b. 202 + 8 = ________
7 a. 401 + 2 = ________
7 b. 336 + 3 = ________
8 a. 679 + 1 = ________
8 b. 961 + 5 = ________
9 a. 291 + 3 = ________
9 b. 245 + 4 = ________
10 a. 605 + 1 = ________
10 b. 159 + 6 = ________
Page 2

Answer Key

1 a. 715    
1 b. 345    
2 a. 480    
2 b. 979    
3 a. 328    
3 b. 628    
4 a. 298    
4 b. 598    
5 a. 671    
5 b. 893    
6 a. 484    
6 b. 210    
7 a. 403    
7 b. 339    
8 a. 680    
8 b. 966    
9 a. 294    
9 b. 249    
10 a. 606    
10 b. 165    


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