Addition Worksheet

Solve.

1 a. 5 + 60 + 800 = ________
1 b. 70 + 3 + 200 = ________
2 a. 3 + 600 + 90 = ________
2 b. 9 + 70 + 500 = ________
3 a. 7 + 50 + 900 = ________
3 b. 200 + 10 + 0 = ________
4 a. 9 + 60 + 500 = ________
4 b. 7 + 50 + 600 = ________
5 a. 7 + 800 + 90 = ________
5 b. 0 + 80 + 900 = ________
6 a. 6 + 300 + 80 = ________
6 b. 7 + 30 + 800 = ________
7 a. 1 + 70 + 100 = ________
7 b. 60 + 1 + 400 = ________
Page 2

Answer Key

1 a. 865    
1 b. 273    
2 a. 693    
2 b. 579    
3 a. 957    
3 b. 210    
4 a. 569    
4 b. 657    
5 a. 897    
5 b. 980    
6 a. 386    
6 b. 837    
7 a. 171    
7 b. 461    


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