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Unit 2 - Lesson 16 - Grade 5: Illustrative Mathematics
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Instructions
Lesson: Estimate Products
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Cool Down: Estimate and Solve
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®
Notice and Wonder: Garden Size (Warm Up)
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Priya’s Garden
Question 3
3.
Be prepared to explain your thinking to your partner.
Too High, Too Low, Just About Right
Question 4
4.
Write a whole number product that is slightly less than
Question 5
5.
Write a whole number product that is slightly greater than
Question 6
6.
Write a whole number product that is about equal to
Question 7
7.
Write a whole number product that is slightly less than
Question 8
8.
Write a whole number product that is slightly greater than
Question 9
9.
Write a whole number product that is about equal to
Question 10
10.
Without calculating, use the numbers 2, 3, 5, 6, and 7, to complete the expression with a value close to 20.
visibility
View drawing
Question 11
11.
Explain how you know your expression represents a value close to 20.
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.
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Question 1
1.
What do you notice?
Question 2
2.
What do you wonder?
Priya has enough materials to build a garden that is 36 square feet.
Choose
all
the side lengths that are reasonable for her garden.
Question 12
12.
Question 13
13.
Explain your choice.
Question 14
14.
Question 15
15.
Explain your choice.
20 is...
too low
too high
about right
20 is...
too low
too high
about right