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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
 
 

Guess and check to solve. Circle your answer.

1.Evan plants two packets of seeds. He plants a total of 55 seeds. Which two packets does he plant?


2.Tom sees two kinds of birds in the garden. He sees 42 birds in all. Which two birds does he see?


3.Lawrence sees two kinds of bugs in the garden. He sees 66 bugs in all. Which two bugs does he see?


4.Amy picks pink and orange flowers in the garden. She picks 38 flowers in all. Which two flowers does she pick?



  
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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