Addition Worksheet

Solve.

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

Answer Key

1 a. 40    
1 b. 90    
2 a. 130    
2 b. 90    
3 a. 140    
3 b. 40    
4 a. 110    
4 b. 100    
5 a. 170    
5 b. 100    
6 a. 70    
6 b. 60    
7 a. 70    
7 b. 80    
8 a. 140    
8 b. 90    
9 a. 160    
9 b. 60    
10 a. 120    
10 b. 110    


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