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UNIT 5
CHAPTER 17
Lesson 17-4
 
 
 
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CHAPTER 17 ADDITION STRATEGIES AND FACTS TO 18
Lesson 17-4 ALGEBRA: Add Three Numbers
 
 

  
Add Three Numbers
  
Name ___________________________

 You can use doubles or make a ten to add three numbers.




 Add the doubles or make a ten first.

Then find the sum.
1.

2.

3.

4.

5.

6.

7. What are two ways to add


 

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