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UNIT 5
CHAPTER 17
Lesson 17-5
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CHAPTER 17 ADDITION STRATEGIES AND FACTS TO 18
Lesson 17-5 ALGEBRA: Add Three Numbers in Any Order
Add Three Numbers in Any Order
Name ___________________________
You can add three numbers in any order.
The sum stays the same.
Circle two numbers to add first.
Then find the sums.
1.
2.
3.
Why would you get the same sum for
and
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