Grade 5 Unit 2
Lesson 10: Fractional Side Lengths Less Than 1
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 2
Lesson 10: Fractional Side Lengths Less Than 1
CC BY 2021 Illustrative Mathematics®
What is the area of the shaded region?

Record an estimate that is:
Write a multiplication expression to represent the area of each shaded region. Then find the area.

Find the area of the shaded region.

Write a multiplication expression to represent the area of each shaded region.

Find the area of the shaded region.

Write a multiplication expression to represent the area of each shaded region. Then find the area.

Find the area of the shaded region.

Write a multiplication expression to represent the area of the shaded region. What is the area?

Write a multiplication expression to represent the area of the shaded region.

Find the area of the shaded region.
Here are two diagrams. Consider each expression and decide whether it represents the shaded region in one of the diagrams. Be prepared to share your thinking.
Share your thinking.
Share your thinking.
Share your thinking.
Share your thinking.
Share your thinking.
Share your thinking.
What is the area for diagram X?
What is the area for diagram Y?