Addition Worksheet

Solve.

1 a. ____________ + 2100 = 3000
 
1 b. 900 + _________ = 1000
 
2 a. ____________ + 6100 = 9000
 
2 b. 3200 + ____________ = 9000
 
3 a. ____________ + 4500 = 8000
 
3 b. 3700 + ____________ = 9000
 
4 a. ____________ + 4100 = 9000
 
4 b. ____________ + 400 = 8000
 
5 a. ____________ + 3700 = 10000
 
5 b. ____________ + 2500 = 9000
 
6 a. ____________ + 1000 = 3000
 
6 b. 1000 + ____________ = 6000
 
7 a. 200 + ____________ = 10000
 
7 b. ____________ + 2500 = 4000
 
8 a. 4300 + ____________ = 5000
 
8 b. 400 + ____________ = 7000
 
Page 2

Answer Key

1 a. 900    
1 b. 100    
2 a. 2900    
2 b. 5800    
3 a. 3500    
3 b. 5300    
4 a. 4900    
4 b. 7600    
5 a. 6300    
5 b. 6500    
6 a. 2000    
6 b. 5000    
7 a. 9800    
7 b. 1500    
8 a. 700    
8 b. 6600    

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