Addition Worksheet

Solve.

1 a. 1 + 60 + 600 = ________
2 a. 6 + 10 + 500 = ________
3 a. 100 + 40 + 4 = ________
4 a. 20 + 9 + 400 = ________
5 a. 70 + 5 + 600 = ________
6 a. 7 + 60 + 300 = ________
7 a. 800 + 0 + 4 = ________
8 a. 7 + 20 + 200 = ________
9 a. 1 + 10 + 900 = ________
10 a. 100 + 0 + 6 = ________
Page 2

Answer Key

1 a. 661    
2 a. 516    
3 a. 144    
4 a. 429    
5 a. 675    
6 a. 367    
7 a. 804    
8 a. 227    
9 a. 911    
10 a. 106    


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