Addition Worksheet

Solve.

1 a. 800 + 700 + 400 = ________
 
1 b. 100 + 600 + 800 = ________
 
2 a. 200 + 900 + 300 = ________
 
2 b. 200 + 100 + 900 = ________
 
3 a. 600 + 800 + 400 = ________
 
3 b. 100 + 200 + 600 = ________
 
4 a. 700 + 600 + 700 = ________
 
4 b. 200 + 600 + 700 = ________
 
5 a. 400 + 400 + 100 = ________
 
5 b. 800 + 900 + 300 = ________
 
6 a. 500 + 300 + 100 = ________
 
6 b. 400 + 200 + 400 = ________
 
7 a. 800 + 200 + 900 = ________
 
7 b. 800 + 600 + 900 = ________
 
8 a. 700 + 300 + 500 = ________
 
8 b. 100 + 100 + 200 = ________
 
Page 2

Answer Key

1 a. 1900    
1 b. 1500    
2 a. 1400    
2 b. 1200    
3 a. 1800    
3 b. 900    
4 a. 2000    
4 b. 1500    
5 a. 900    
5 b. 2000    
6 a. 900    
6 b. 1000    
7 a. 1900    
7 b. 2300    
8 a. 1500    
8 b. 400    


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