Addition Worksheet

Solve.

1 a. _________ + 1000 = 1500
 
1 b. _________ + 200 = 500
 
2 a. _________ + 100 = 900
 
2 b. 400 + _________ = 700
 
3 a. 1000 + _________ = 1700
 
3 b. 1000 + _________ = 1500
 
4 a. 800 + _________ = 800
 
4 b. 400 + _________ = 1000
 
5 a. _________ + 1000 = 1300
 
5 b. _________ + 200 = 600
 
6 a. 600 + _________ = 1000
 
6 b. _________ + 300 = 800
 
7 a. _________ + 0 = 800
 
7 b. _________ + 800 = 800
 
8 a. _________ + 300 = 600
 
8 b. 300 + _________ = 700
 
Page 2

Answer Key

1 a. 500    
1 b. 300    
2 a. 800    
2 b. 300    
3 a. 700    
3 b. 500    
4 a. 0    
4 b. 600    
5 a. 300    
5 b. 400    
6 a. 400    
6 b. 500    
7 a. 800    
7 b. 0    
8 a. 300    
8 b. 400    


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