Unit 1 - Lesson 16 - Grade 3: Illustrative Mathematics

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12 questions

Note from the author:

Grade 3 Unit 1
Lesson 16: Arrange Objects Into Arrays
CC BY 2021 Illustrative Mathematics®

Instructions

Grade 3 Unit 1
Lesson 16: Arrange Objects Into Arrays
CC BY 2021 Illustrative Mathematics®

Lesson: Arrange Objects Into Arrays

Notice and Wonder: Eggs (Warm Up)

Compare Equal Groups and Arrays

Arrange Into Arrays

Use cubes to make 6 groups of 5.

Count out 20 cubes.

Count out 24 cubes.

Cool Down: Array Arrangement

Unit 1 - Lesson 16 - Grade 3: Illustrative Mathematics

Unit 1 - Lesson 16 - Grade 3: Illustrative Mathematics

Notice and Wonder: Eggs (Warm Up)

Compare Equal Groups and Arrays

Arrange Into Arrays

Arrange 12 cubes into an array.

Explain or show how the array is related to multiplication.

Notice and Wonder: Eggs (Warm Up)

What do you notice?

What do you wonder?

Compare Equal Groups and Arrays

How does arranging the dots into an array affect how you see the number?

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there are
no equal groups in the array. Do you agree with Noah? Explain your reasoning.

Arrange Into Arrays

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange 12 cubes into an array.

Explain or show how the array is related to multiplication.

What do you notice?

What do you wonder?

How does arranging the dots into an array affect how you see the number?

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there are
no equal groups in the array. Do you agree with Noah? Explain your reasoning.

Arrange them into an array.

Arrange them into an array.

Arrange them into an array.

Unit 1 - Lesson 16 - Grade 3: Illustrative Mathematics

Unit 1 - Lesson 16 - Grade 3: Illustrative Mathematics

Notice and Wonder: Eggs (Warm Up)

Compare Equal Groups and Arrays

Arrange Into Arrays

Arrange 12 cubes into an array.

Explain or show how the array is related to multiplication.

Notice and Wonder: Eggs (Warm Up)

What do you notice?

What do you wonder?

Compare Equal Groups and Arrays

How does arranging the dots into an array affect how you see the number?

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there areno equal groups in the array. Do you agree with Noah? Explain your reasoning.

Arrange Into Arrays

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange them into an array.

Explain or show how the array is related to equal groups.

Arrange 12 cubes into an array.

Explain or show how the array is related to multiplication.

What do you notice?

What do you wonder?

How does arranging the dots into an array affect how you see the number?

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there areno equal groups in the array. Do you agree with Noah? Explain your reasoning.

Arrange them into an array.

Arrange them into an array.

Arrange them into an array.

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there are
no equal groups in the array. Do you agree with Noah? Explain your reasoning.

Noah says he sees equal groups in the drawing with 4 circles and 5 dots in each circle, but says there are
no equal groups in the array. Do you agree with Noah? Explain your reasoning.