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UNIT 1
CHAPTER 4
 
 
 
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CHAPTER 4 EXPLORING ADDITION AND SUBTRACTION
Chapter 4 Technology Link: Calculator
 
 

  
Subtraction
  
Computer
  



Use  to model subtraction.
Stamp out 5 birds.
Click on —.
Click on 3 birds.

What subtraction sentence is shown?







You can use the computer to subtract.




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 For more practice use Math Traveler.™

 

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