Addition Worksheet

Solve.

1 a. 20 + _________ + 400 + 3000 = 3428
 
1 b. 700 + _________ + 1000 + 1 = 1701
 
2 a. 8 + 70 + ____________ + 4000 = 4778
 
2 b. 600 + 0 + _________ + 9 = 1609
 
3 a. ____________ + 6 + 200 + 6000 = 6266
 
3 b. _________ + 50 + 100 + 2000 = 2152
 
4 a. 70 + 5 + 200 + _________ = 2275
 
4 b. ____________ + 10 + 800 + 6000 = 6811
 
5 a. 1 + 100 + _________ + 30 = 2131
 
5 b. 9 + 80 + _________ + 3000 = 3889
 
6 a. 500 + 80 + ____________ + 8 = 5588
 
6 b. 100 + 40 + _________ + 8 = 1148
 
7 a. 6000 + 800 + 70 + ____________ = 6876
 
7 b. 7 + 90 + ____________ + 5000 = 5897
 
8 a. 900 + 30 + ____________ + 8 = 8938
 
8 b. 9000 + ____________ + 10 + 1 = 9911
 
Page 2

Answer Key

1 a. 8    
1 b. 0    
2 a. 700    
2 b. 1000    
3 a. 60    
3 b. 2    
4 a. 2000    
4 b. 1    
5 a. 2000    
5 b. 800    
6 a. 5000    
6 b. 1000    
7 a. 6    
7 b. 800    
8 a. 8000    
8 b. 900    


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