Addition Worksheet

Solve.

1 a. 428 + _________ = 432
1 b. 639 + _________ = 646
2 a. 7 + _________ = 779
2 b. _________ + 753 = 762
3 a. _________ + 215 = 217
3 b. _________ + 515 = 521
4 a. _________ + 647 = 655
4 b. 757 + _________ = 764
5 a. 5 + _________ = 830
5 b. 957 + _________ = 959
6 a. 619 + _________ = 621
6 b. ______ + 3 = 162
7 a. _________ + 1 = 804
7 b. 547 + _________ = 556
8 a. _________ + 1 = 384
8 b. _________ + 482 = 486
9 a. 8 + _________ = 297
9 b. 597 + _________ = 606
10 a. 710 + _________ = 716
10 b. _________ + 616 = 617
Page 2

Answer Key

1 a. 4    
1 b. 7    
2 a. 772    
2 b. 9    
3 a. 2    
3 b. 6    
4 a. 8    
4 b. 7    
5 a. 825    
5 b. 2    
6 a. 2    
6 b. 159    
7 a. 803    
7 b. 9    
8 a. 383    
8 b. 4    
9 a. 289    
9 b. 9    
10 a. 6    
10 b. 1    


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