Unit 5 - Lesson 1 - Grade 3: Illustrative Mathematics - Formative Library | Library

Instructions

Grade 3 Unit 5
Lesson 1: Name the Parts
CC BY 2021 Illustrative Mathematics®

Which One Doesn’t Belong: Shapes with Parts (Warm Up)

1

Which one doesn’t belong?

Card Sort: Partitions

You will see a set of cards that show some shapes that are partitioned.
Sort the cards into 2 categories of your choosing. Be prepared to explain the meaning of your categories.

1

Sort the cards into 2 categories of your choosing.

1

Explain the meaning of your categories.

Fold and Name

Fold each rectangle your teacher gives you into 3, 6, 4, or 8 equal parts. 
Draw lines where you folded to partition the rectangles. 
Be prepared to share how you folded your shapes.

1

Share how you folded rectangle #1.

1

Share how you folded rectangle #2.

1

Unit 5 - Lesson 1 - Grade 3: Illustrative Mathematics

Unit 5 - Lesson 1 - Grade 3: Illustrative Mathematics

Which One Doesn’t Belong: Shapes with Parts (Warm Up)

Which one doesn’t belong?

Card Sort: Partitions

Sort the cards into 2 categories of your choosing.

Explain the meaning of your categories.

Fold and Name

Share how you folded rectangle #1.

Share how you folded rectangle #2.

Partition the rectangle into eighths.

Which One Doesn’t Belong: Shapes with Parts (Warm Up)

Which one doesn’t belong?

Card Sort: Partitions

Sort the cards into 2 categories of your choosing.

Explain the meaning of your categories.

Fold and Name

Share how you folded rectangle #1.

Share how you folded rectangle #2.

Share how you folded rectangle #3.

Share how you folded rectangle #4.

Partition the rectangle into eighths.

Share how you folded rectangle #3.

Share how you folded rectangle #4.