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Unit 1 - Lesson 9 - Grade 3: Illustrative Mathematics

Last updated 9 months ago
12 questions
Note from the author:
Grade 3 Unit 1
Lesson 9: Multiplication as Equal Groups
CC BY 2021 Illustrative Mathematics®
Grade 3 Unit 1
Lesson 9: Multiplication as Equal Groups
CC BY 2021 Illustrative Mathematics®
Lesson: Multiplication as Equal Groups

Number Talk: More Addition (Warm Up)

Find the value of each expression mentally.
1

40 + 35

1

45 + 35

1

45 + 36

1

34 + 58

From Scaled Graphs to Equal Groups

Elena collected data about the kind of signs she saw on the way home. The data is shown in this picture graph:

1

Represent the number of speed limit signs Elena saw on the way home.

1

Which statement describes the number of speed limit signs Elena saw?

1

Explain your reasoning.

1

How could this drawing represent the street signs Elena saw on the way home?

Equal Group Situations

Represent each situation.
1

There are 4 people wearing shoes. Each person is wearing 2 shoes.

1

There are 2 boxes of markers. Each box has 10 markers.

1

There are 3 basketball teams. Each team has 5 players.

Cool Down: Represent Equal Groups
1

Jada has 3 bags. Each bag has 5 bracelets in it.

Represent the situation.