Addition Worksheet

Solve.

1 a. 61 + 77 + _________ = 489
 
 
 
 
 
 
 
1 b. 26 + _________ + 288 = 357
 
 
 
 
 
 
 
2 a. 32 + _________ + 220 = 278
 
 
 
 
 
 
 
2 b. _________ + 85 + 136 = 306
 
 
 
 
 
 
 
3 a. 32 + 40 + ______ = 170
 
 
 
 
 
 
 
3 b. _________ + 215 + 55 = 296
 
 
 
 
 
 
 
4 a. _________ + 92 + 40 = 477
 
 
 
 
 
 
 
4 b. 246 + _________ + 44 = 352
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. 351    
1 b. 43    
2 a. 26    
2 b. 85    
3 a. 98    
3 b. 26    
4 a. 345    
4 b. 62    


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