Addition Worksheet

Solve.

1 a. 330 + 40 = ________
1 b. 103 + 30 = ________
2 a. 107 + 20 = ________
2 b. 965 + 10 = ________
3 a. 307 + 50 = ________
3 b. 828 + 50 = ________
4 a. 112 + 20 = ________
4 b. 253 + 40 = ________
5 a. 114 + 10 = ________
5 b. 408 + 50 = ________
6 a. 424 + 70 = ________
6 b. 163 + 30 = ________
7 a. 450 + 30 = ________
7 b. 611 + 60 = ________
8 a. 328 + 60 = ________
8 b. 958 + 20 = ________
Page 2

Answer Key

1 a. 370    
1 b. 133    
2 a. 127    
2 b. 975    
3 a. 357    
3 b. 878    
4 a. 132    
4 b. 293    
5 a. 124    
5 b. 458    
6 a. 494    
6 b. 193    
7 a. 480    
7 b. 671    
8 a. 388    
8 b. 978    


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