Unit 2 - Lesson 5 - Grade 2: Illustrative Mathematics

Last updated 11 months ago

9 questions

Note from the author:

Grade 2 Unit 2
Lesson 5: Subtract Your Way
CC BY 2021 Illustrative Mathematics

Instructions

Grade 2 Unit 2
Lesson 5: Subtract Your Way
CC BY 2021 Illustrative Mathematics

Lesson: Subtract Your Way

Cool Down: Find the Difference

Library

Unit 2 - Lesson 5 - Grade 2: Illustrative Mathematics

Last updated 11 months ago

9 questions

Note from the author:

Grade 2 Unit 2
Lesson 5: Subtract Your Way
CC BY 2021 Illustrative Mathematics

Instructions

Grade 2 Unit 2
Lesson 5: Subtract Your Way
CC BY 2021 Illustrative Mathematics

Lesson: Subtract Your Way

Number Talk: Subtract a Little More (Warm Up)

Question 1

Find the value of each expression mentally.

Question 2

Find the value of each expression mentally.

Question 3

Find the value of each expression mentally.

Question 4

Find the value of each expression mentally.

How Do You Find the Value?

Question 5

Find the value of 82 - 9.

Show your thinking. Use blocks if it helps.

Subtract with Base-ten Blocks

Question 6

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.

How many does he have?

Question 7

Diego took away 2 tens.

Draw a representation to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now.

Question 8

Then, Diego took away 8 ones.

Draw a diagram to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now. Be prepared to explain your reasoning.

Cool Down: Find the Difference

Question 9

Find the value of 75 - 9. Show your thinking.

Number Talk: Subtract a Little More (Warm Up)

Question 1

Find the value of each expression mentally.

Question 2

Find the value of each expression mentally.

Question 3

Find the value of each expression mentally.

Question 4

Find the value of each expression mentally.

How Do You Find the Value?

Question 5

Find the value of 82 - 9.

Show your thinking. Use blocks if it helps.

Subtract with Base-ten Blocks

Question 6

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.

How many does he have?

Question 7

Diego took away 2 tens.

Draw a representation to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now.

Question 8

Then, Diego took away 8 ones.

Draw a diagram to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now. Be prepared to explain your reasoning.

Question 9

Unit 2 - Lesson 5 - Grade 2: Illustrative Mathematics

Unit 2 - Lesson 5 - Grade 2: Illustrative Mathematics

Number Talk: Subtract a Little More (Warm Up)

Find the value of each expression mentally.

Find the value of each expression mentally.

Find the value of each expression mentally.

Find the value of each expression mentally.

How Do You Find the Value?

Find the value of 82 - 9.Show your thinking. Use blocks if it helps.

Subtract with Base-ten Blocks

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.How many does he have?

Diego took away 2 tens.Draw a representation to show what happened to Diego’s blocks.Write an equation to show how many Diego has now.

Then, Diego took away 8 ones.Draw a diagram to show what happened to Diego’s blocks.Write an equation to show how many Diego has now. Be prepared to explain your reasoning.

Find the value of 75 - 9. Show your thinking.

Number Talk: Subtract a Little More (Warm Up)

Find the value of each expression mentally.

Find the value of each expression mentally.

Find the value of each expression mentally.

Find the value of each expression mentally.

How Do You Find the Value?

Find the value of 82 - 9.Show your thinking. Use blocks if it helps.

Subtract with Base-ten Blocks

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.How many does he have?

Diego took away 2 tens.Draw a representation to show what happened to Diego’s blocks.Write an equation to show how many Diego has now.

Then, Diego took away 8 ones.Draw a diagram to show what happened to Diego’s blocks.Write an equation to show how many Diego has now. Be prepared to explain your reasoning.

Find the value of 75 - 9. Show your thinking.

Find the value of 82 - 9.

Show your thinking. Use blocks if it helps.

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.

How many does he have?

Diego took away 2 tens.

Draw a representation to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now.

Then, Diego took away 8 ones.

Draw a diagram to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now. Be prepared to explain your reasoning.

Find the value of 82 - 9.

Show your thinking. Use blocks if it helps.

Diego started with 5 tens and 5 ones. Represent Diego’s blocks with the base-ten blocks.

How many does he have?

Diego took away 2 tens.

Draw a representation to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now.

Then, Diego took away 8 ones.

Draw a diagram to show what happened to Diego’s blocks.
Write an equation to show how many Diego has now. Be prepared to explain your reasoning.