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UNIT 3
CHAPTER 10
Lesson 10-2
 
 
 
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CHAPTER 10 SUBTRACTION STRATEGIES
Lesson 10-2 Count Back 1, 2 or 3
 
 

Count Back 1, 2 or 3
  
Name ___________________________

 Use the number line to count back to subtract.




 Use the number line.

Count back to subtract.

1.


2.


3.


4.


5. How does using a number line help you subtract 12 - 3?


 

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