Unit 2 - Lesson 12 - Grade 5: Illustrative Mathematics
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10 questions
Note from the author:
Lesson: Decompose Area
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Cool Down:Decompose Rectangles
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Grade 5 Unit 2
Lesson 12: Decompose Area
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 2
Lesson 12: Decompose Area
CC BY 2021 Illustrative Mathematics®
Number Talk: Partial Products (Warm Up)
Find the value of each expression mentally.
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Question 1
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Question 2
2.
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Question 3
3.
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Which Garden Is Larger?
Question 5
5.
Noah’s garden is 5 yards by yards. Draw a diagram of Noah’s garden on the grid.
Question 6
6.
Priya’s garden is 6 yards by yards. Draw a diagram of Priya’s garden on the grid.
Question 7
7.
Whose garden covers a larger area? Be prepared to explain your reasoning.
Different Ways to Find the Area
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Question 8
8.
Each problem shows the first step a student used to find the area of the shaded region. Explain how each student could finish their work to find the area and show your thinking on the diagram.
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Question 9
9.
Share your response with your partner. What is the same? What is different?