Addition Worksheet

Solve.

1 a. _________ + 80 + 700 = 782
 
1 b. 0 + _________ + 300 = 340
 
2 a. 7 + 10 + _________ = 617
 
2 b. _________ + 10 + 700 = 711
 
3 a. 200 + 10 + _________ = 214
 
3 b. ______ + 100 + 20 = 124
 
4 a. ______ + 100 + 30 = 132
 
4 b. _________ + 0 + 600 = 620
 
5 a. 9 + 60 + _________ = 569
 
5 b. ______ + 30 + 100 = 132
 
6 a. 500 + 80 + _________ = 587
 
6 b. 6 + _________ + 10 = 916
 
7 a. 700 + _________ + 6 = 786
 
7 b. 2 + _________ + 700 = 712
 
8 a. 7 + _________ + 500 = 517
 
8 b. 1 + _________ + 800 = 851
 
Page 2

Answer Key

1 a. 2    
1 b. 40    
2 a. 600    
2 b. 1    
3 a. 4    
3 b. 4    
4 a. 2    
4 b. 20    
5 a. 500    
5 b. 2    
6 a. 7    
6 b. 900    
7 a. 80    
7 b. 10    
8 a. 10    
8 b. 50    


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