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Lesson 2 - Relating Subtraction and Addition



 
Match each addition sentence with the related subtraction sentence.
a.
10 - 4 = 6
d.
11 - 3 = 8
b.
16 - 9 = 7
e.
14 - 8 = 6
c.
13 - 5 = 8
 

 1. 

3 + 8 = 11
 

 2. 

7 + 9 = 16
 

 3. 

4 + 6 = 10
 

 4. 

5 + 8 = 13
 

 5. 

6 + 8 = 14
 
 
Match each subtraction sentence with the related addition sentence.
a.
7 + 8 = 15
d.
4 + 5 = 9
b.
8 + 9 = 17
e.
7 + 3 = 10
c.
9 + 5 = 14
 

 6. 

15 - 8 = 7
 

 7. 

9 - 4 = 5
 

 8. 

10 - 7 = 3
 

 9. 

14 - 5 = 9
 

 10. 

17 - 8 = 9
 



 
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