Addition Worksheet

Solve.

1 a. 2 + 30 + 700 = ________
1 b. 500 + 50 + 5 = ________
2 a. 90 + 7 + 700 = ________
2 b. 200 + 80 + 4 = ________
3 a. 5 + 80 + 600 = ________
3 b. 1 + 80 + 500 = ________
4 a. 4 + 40 + 500 = ________
4 b. 0 + 9 + 700 = ________
5 a. 1 + 10 + 100 = ________
5 b. 9 + 0 + 900 = ________
6 a. 7 + 20 + 800 = ________
6 b. 100 + 0 + 2 = ________
7 a. 9 + 60 + 800 = ________
7 b. 0 + 8 + 700 = ________
8 a. 5 + 20 + 500 = ________
8 b. 0 + 10 + 900 = ________
9 a. 300 + 70 + 9 = ________
9 b. 2 + 900 + 30 = ________
10 a. 50 + 4 + 800 = ________
10 b. 8 + 100 + 20 = ________
Page 2

Answer Key

1 a. 732    
1 b. 555    
2 a. 797    
2 b. 284    
3 a. 685    
3 b. 581    
4 a. 544    
4 b. 709    
5 a. 111    
5 b. 909    
6 a. 827    
6 b. 102    
7 a. 869    
7 b. 708    
8 a. 525    
8 b. 910    
9 a. 379    
9 b. 932    
10 a. 854    
10 b. 128    


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