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UNIT 3
CHAPTER 10
Lesson 10-5
 
 
 
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CHAPTER 10 SUBTRACTION STRATEGIES
Lesson 10-5 Practice the Facts
 
 

Practice the Facts
  
Name ___________________________

 


 Add or subtract.

1.Count on 1.


2.Count on 2.


3.Count on 3.


4.Count back 1.


5.Count back 2.


6.Count back 3.

7. How does knowing 9 - 2 help find 9 - 3?


 

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