Addition Worksheet

Solve.

1 a. 9 + 60 + 800 = ________
1 b. 5 + 700 + 50 = ________
2 a. 0 + 3 + 100 = ________
2 b. 4 + 70 + 600 = ________
3 a. 3 + 900 + 60 = ________
3 b. 2 + 0 + 900 = ________
4 a. 1 + 100 + 70 = ________
4 b. 0 + 4 + 500 = ________
5 a. 0 + 700 + 30 = ________
5 b. 4 + 0 + 800 = ________
6 a. 30 + 7 + 400 = ________
6 b. 3 + 900 + 90 = ________
7 a. 600 + 50 + 1 = ________
7 b. 1 + 200 + 70 = ________
Page 2

Answer Key

1 a. 869    
1 b. 755    
2 a. 103    
2 b. 674    
3 a. 963    
3 b. 902    
4 a. 171    
4 b. 504    
5 a. 730    
5 b. 804    
6 a. 437    
6 b. 993    
7 a. 651    
7 b. 271    


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