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UNIT 7 |
CHAPTER 28 |
Lesson 28-7 |
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CHAPTER 28 EXPLORING 2-DIGIT ADDITION AND SUBTRACTION |
Lesson 28-7 PROBLEM SOLVING: STRATEGY Guess and Check |
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Guess and check to solve. Circle your answer. | |
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1. |  | Evan plants two packets of seeds. He plants a total of 55 seeds. Which two packets does he plant?
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2. |  | Tom sees two kinds of birds in the garden. He sees 42 birds in all. Which two birds does he see?
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3. |  | Lawrence sees two kinds of bugs in the garden. He sees 66 bugs in all. Which two bugs does he see?
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4. |  | Amy picks pink and orange flowers in the garden. She picks 38 flowers in all. Which two flowers does she pick?
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Your child solved problems by using guess and check.
Activity: Show your child 40 beans. Have your child guess which two numbers could show the total number of beans. Have your child check his or her answer.
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