Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Last updated about 1 year ago

12 questions

Note from the author:

Instructions

Lesson: Different Square Units (Part 1)

Cool Down: Which Square?

Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Last updated about 1 year ago

12 questions

Note from the author:

Grade 3 Unit 2
Lesson 6: Different Square Units (Part 1)
CC BY 2021 Illustrative Mathematics®

Instructions

Grade 3 Unit 2
Lesson 6: Different Square Units (Part 1)
CC BY 2021 Illustrative Mathematics®

Lesson: Different Square Units (Part 1)

Notice and Wonder: Squares, Squares (Warm Up)

What do you notice?

What do you wonder?

Same Rectangle, Different Units

Your teacher will give you two kinds of grid paper. Use them to create a rectangle for each expression.
Partner 1: Use grid 1.
Partner 2: Use grid 2.

Partner 1

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Partner 2

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

What’s the Area?

Estimate how many square centimeters and inches it will take to tile this square.

_______ square inches (estimate)

_______ square centimeters (estimate)

Use the inch grid and centimeter grid to find the area of the square.

_______ square inches

_______ square centimeters

Write a multiplication expression that describes the rows and columns in the square and can tell us the area in each unit.

square inches _______ 

square centimeters _______ 

Cool Down: Which Square?

Here is a rectangle.

Here are 2 different squares you could use to tile.

Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Notice and Wonder: Squares, Squares (Warm Up)

What do you notice?

What do you wonder?

Same Rectangle, Different Units

Partner 1

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Partner 2

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

What’s the Area?

Which square would allow you to tile the rectangle with the fewest number of squares? Explain your reasoning.

Notice and Wonder: Squares, Squares (Warm Up)

What do you notice?

What do you wonder?

Same Rectangle, Different Units

Partner 1

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

6 x 8

Partner 2

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

6 x 8

What’s the Area?

Which square would allow you to tile the rectangle with the fewest number of squares? Explain your reasoning.

Create a rectangle for the expression.

6 x 8

Create a rectangle for the expression.

6 x 8

Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Unit 2 - Lesson 6 - Grade 3: Illustrative Mathematics

Notice and Wonder: Squares, Squares (Warm Up)

What do you notice?

What do you wonder?

Same Rectangle, Different Units

Partner 1

Create a rectangle for the expression.2 x 5

Create a rectangle for the expression.7 x 3

Partner 2

Create a rectangle for the expression.2 x 5

Create a rectangle for the expression.7 x 3

What’s the Area?

Which square would allow you to tile the rectangle with the fewest number of squares? Explain your reasoning.

Notice and Wonder: Squares, Squares (Warm Up)

What do you notice?

What do you wonder?

Same Rectangle, Different Units

Partner 1

Create a rectangle for the expression.2 x 5

Create a rectangle for the expression.7 x 3

Create a rectangle for the expression.6 x 8

Partner 2

Create a rectangle for the expression.2 x 5

Create a rectangle for the expression.7 x 3

Create a rectangle for the expression.6 x 8

What’s the Area?

Which square would allow you to tile the rectangle with the fewest number of squares? Explain your reasoning.

Create a rectangle for the expression.6 x 8

Create a rectangle for the expression.6 x 8

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

6 x 8

Create a rectangle for the expression.

2 x 5

Create a rectangle for the expression.

7 x 3

Create a rectangle for the expression.

6 x 8

Create a rectangle for the expression.

6 x 8

Create a rectangle for the expression.

6 x 8