Addition Worksheet

Solve.

1 a. _________ + 900 = 1600
 
1 b. _________ + 400 = 1300
 
2 a. 600 + _________ = 600
 
2 b. 600 + _________ = 1600
 
3 a. 200 + _________ = 400
 
3 b. 600 + _________ = 900
 
4 a. ___ + 0 = 0
 
4 b. _________ + 1000 = 1300
 
5 a. _________ + 500 = 500
 
5 b. 300 + _________ = 1100
 
6 a. _________ + 700 = 1400
 
6 b. 800 + _________ = 1400
 
7 a. 1000 + _________ = 1100
 
7 b. 500 + _________ = 800
 
8 a. 400 + _________ = 1200
 
8 b. _________ + 1000 = 1200
 
Page 2

Answer Key

1 a. 700    
1 b. 900    
2 a. 0    
2 b. 1000    
3 a. 200    
3 b. 300    
4 a. 0    
4 b. 300    
5 a. 0    
5 b. 800    
6 a. 700    
6 b. 600    
7 a. 100    
7 b. 300    
8 a. 800    
8 b. 200    

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