Unit 4 - Lesson 2 - Grade 3: Illustrative Mathematics

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9 Questions

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Grade 3 Unit 4
Lesson 2: How Many in Each Group?
CC BY 2021 Illustrative Mathematics®

Instructions

Grade 3 Unit 4
Lesson 2: How Many in Each Group?
CC BY 2021 Illustrative Mathematics®

Lesson: How Many in Each Group?

Notice and Wonder: More Apples (Warm Up)

What do you notice?

What do you wonder?

How Many Apples?

Solve each problem. Show your thinking using objects, a drawing, or a diagram.

If 20 apples are packed into 4 boxes with each box having the same number of apples, how many apples are in each box?

If 36 apples are packed into 6 boxes with each box having the same number of apples, how many apples are in each box?

If 45 apples are packed into 9 boxes with each box having the same number of apples, how many apples are in each box?

Gallery Walk

Visit the posters around the room with your partner. Discuss what is the same and what is different about the thinking shown on each poster.

All the Apples

Problem 1:
If 24 apples are put into boxes with 8 apples in each box, how many boxes are there?

Problem 2:
If 20 apples are packed into 4 boxes with each box having the same number of apples, how many apples are in each box?

How are these problems alike?

How are they different?

What is alike and what is different about how these problems are represented and solved?

Cool Down: Apples in Bags

Lin has 30 apples. She makes 6 bags with the same number of apples in each bag to give to her friends. How many apples are in each bag? Explain or show your reasoning.