Unit 3 - Lesson 2 - Grade 5: Illustrative Mathematics

Which one doesn’t belong?

• A
• B
• C
• D

Show 1/3 of the square.Shade 1/4 of 1/3 of the square. How much of the whole square is shaded?

Show 1/4 of the square.Shade 1/3 of 1/4 of the square. How much of the whole square is shaded?

How are the diagrams the same and how are they different?

Explain or show how the expression 1/5 X 1/2 represents the area of the shaded piece.

Explain or show how the expression 1/2 X 1/5 represents the area of the shaded piece.

Write a multiplication expression to represent the area of the shaded piece. Be prepared to explain your reasoning.

How much of the whole square is shaded?

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