Addition Worksheet

Solve.

1 a. 7 + 80 + 600 = ________
 
1 b. 900 + 70 + 9 = ________
 
2 a. 0 + 300 + 60 = ________
 
2 b. 8 + 20 + 400 = ________
 
3 a. 7 + 900 + 80 = ________
 
3 b. 900 + 50 + 1 = ________
 
4 a. 10 + 8 + 700 = ________
 
4 b. 9 + 60 + 200 = ________
 
5 a. 6 + 80 + 900 = ________
 
5 b. 400 + 90 + 0 = ________
 
6 a. 600 + 90 + 1 = ________
 
6 b. 7 + 500 + 60 = ________
 
7 a. 5 + 60 + 400 = ________
 
7 b. 300 + 20 + 8 = ________
 
8 a. 6 + 60 + 800 = ________
 
8 b. 3 + 90 + 200 = ________
 
Page 2

Answer Key

1 a. 687    
1 b. 979    
2 a. 360    
2 b. 428    
3 a. 987    
3 b. 951    
4 a. 718    
4 b. 269    
5 a. 986    
5 b. 490    
6 a. 691    
6 b. 567    
7 a. 465    
7 b. 328    
8 a. 866    
8 b. 293    


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