Addition Worksheet

Solve.

1 a. _________ + 2 = 537
 
1 b. _________ + 10 = 709
 
2 a. 373 + _________ = 378
 
2 b. 107 + _________ = 607
 
3 a. _________ + 823 = 853
 
3 b. _________ + 3 = 334
 
4 a. _________ + 5 = 511
 
4 b. _________ + 3 = 685
 
5 a. 732 + _________ = 737
 
5 b. _________ + 833 = 836
 
6 a. 666 + _________ = 676
 
6 b. _________ + 80 = 559
 
7 a. 759 + _________ = 763
 
7 b. _________ + 526 = 546
 
8 a. 237 + _________ = 240
 
8 b. _________ + 749 = 839
 
9 a. _________ + 161 = 261
 
9 b. 50 + _________ = 810
 
10 a. 420 + _________ = 423
 
10 b. 165 + ______ = 195
 
Page 2

Answer Key

1 a. 535    
1 b. 699    
2 a. 5    
2 b. 500    
3 a. 30    
3 b. 331    
4 a. 506    
4 b. 682    
5 a. 5    
5 b. 3    
6 a. 10    
6 b. 479    
7 a. 4    
7 b. 20    
8 a. 3    
8 b. 90    
9 a. 100    
9 b. 760    
10 a. 3    
10 b. 30    


Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net