Addition Worksheet

Solve.

1 a. 200 + _________ = 600
1 b. 200 + _________ = 700
2 a. _________ + 700 = 1100
2 b. _________ + 300 = 1000
3 a. 800 + _________ = 1400
3 b. _________ + 100 = 1000
4 a. 600 + _________ = 700
4 b. _________ + 0 = 200
5 a. _________ + 900 = 1900
5 b. _________ + 600 = 1100
6 a. _________ + 900 = 1300
6 b. 900 + _________ = 1800
7 a. _________ + 300 = 900
7 b. _________ + 0 = 900
Page 2

Answer Key

1 a. 400    
1 b. 500    
2 a. 400    
2 b. 700    
3 a. 600    
3 b. 900    
4 a. 100    
4 b. 200    
5 a. 1000    
5 b. 500    
6 a. 400    
6 b. 900    
7 a. 600    
7 b. 900    


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