Addition Worksheet

Solve.

1 a. 10 + 60 + 10 = ______
 
1 b. 70 + 10 + 20 = ______
 
2 a. 70 + 80 + 70 = ______
 
2 b. 10 + 80 + 20 = ______
 
3 a. 60 + 70 + 10 = ______
 
3 b. 70 + 90 + 40 = ______
 
4 a. 50 + 40 + 40 = ______
 
4 b. 40 + 90 + 60 = ______
 
5 a. 90 + 10 + 20 = ______
 
5 b. 50 + 60 + 10 = ______
 
6 a. 10 + 20 + 80 = ______
 
6 b. 30 + 50 + 80 = ______
 
7 a. 80 + 10 + 80 = ______
 
7 b. 20 + 10 + 30 = ______
 
Page 2

Answer Key

1 a. 80    
1 b. 100    
2 a. 220    
2 b. 110    
3 a. 140    
3 b. 200    
4 a. 130    
4 b. 190    
5 a. 120    
5 b. 120    
6 a. 110    
6 b. 160    
7 a. 170    
7 b. 60    


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