Addition Worksheet

Solve.

1 a. 548 + _________ = 800
 
 
1 b. _________ + 91 = 700
 
 
2 a. 204 + _________ = 600
 
 
2 b. 346 + _________ = 600
 
 
3 a. _________ + 225 = 700
 
 
3 b. _________ + 125 = 800
 
 
4 a. _________ + 149 = 700
 
 
4 b. 136 + _________ = 500
 
 
5 a. _________ + 288 = 900
 
 
5 b. _________ + 694 = 900
 
 
6 a. 704 + _________ = 800
 
 
6 b. _________ + 343 = 1000
 
 
7 a. _________ + 83 = 700
 
 
7 b. _________ + 1 = 1000
 
 
8 a. _________ + 667 = 1000
 
 
8 b. 427 + _________ = 900
 
 
9 a. 417 + _________ = 500
 
 
9 b. _________ + 479 = 500
 
 
10 a. _________ + 194 = 200
 
 
10 b. _________ + 456 = 700
 
 
Page 2

Answer Key

1 a. 252    
1 b. 609    
2 a. 396    
2 b. 254    
3 a. 475    
3 b. 675    
4 a. 551    
4 b. 364    
5 a. 612    
5 b. 206    
6 a. 96    
6 b. 657    
7 a. 617    
7 b. 999    
8 a. 333    
8 b. 473    
9 a. 83    
9 b. 21    
10 a. 6    
10 b. 244    


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