Addition Worksheet

Solve.

1 a. 90 + 7 + 400 = ________
2 a. 900 + 20 + 6 = ________
3 a. 7 + 0 + 300 = ________
4 a. 3 + 10 + 300 = ________
5 a. 10 + 5 + 600 = ________
6 a. 1 + 100 + 90 = ________
7 a. 3 + 20 + 900 = ________
8 a. 1 + 20 + 700 = ________
9 a. 70 + 6 + 400 = ________
10 a. 4 + 50 + 400 = ________
Page 2

Answer Key

1 a. 497    
2 a. 926    
3 a. 307    
4 a. 313    
5 a. 615    
6 a. 191    
7 a. 923    
8 a. 721    
9 a. 476    
10 a. 454    


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