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Unit 2 - Lesson 16 - Grade 5: Illustrative Mathematics

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15 Questions
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Grade 5 Unit 2
Lesson 16: Estimate Products
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 2
Lesson 16: Estimate Products
CC BY 2021 Illustrative Mathematics®
Lesson: Estimate Products

Notice and Wonder: Garden Size (Warm Up)

1.

What do you notice?

2.

What do you wonder?

Priya’s Garden

3.

Priya has enough materials to build a garden that is 36 square feet.

Choose all the side lengths that are reasonable for her garden.

Be prepared to explain your thinking to your partner.

Too High, Too Low, Just About Right

4.

Write a whole number product that is slightly less than

5.

Write a whole number product that is slightly greater than

6.

Write a whole number product that is about equal to

7.

Write a whole number product that is slightly less than

8.

Write a whole number product that is slightly greater than

9.

Write a whole number product that is about equal to

10.

Without calculating, use the numbers 2, 3, 5, 6, and 7, to complete the expression with a value close to 20.

11.

Explain how you know your expression represents a value close to 20.

Cool Down: Estimate and Solve
Jada says the value of each product is about 20. For each problem, explain why Jada’s estimate is too high, just right, or too low.
12.


20 is...

13.

Explain your choice.

14.


20 is...

15.

Explain your choice.