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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 to subtract.
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Critical Thinking
Circle the answer.
21.
My coat has more than 1 red pocket.
It has more green pockets than red pockets.
Which coat is mine?
Your child used a number line to count back to subtract.
Activity:
Write 11 2. Have your child use the number line to subtract.
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