Lesson 5.1 use expanded form

Monday, 9/1/2024

Lesson 1.5

Use Expanded Form

Objectives

• Learning Objective:

  Write three-digit numbers in expanded form

• Language Objective:

  Explain how to write three-digit numbers in expanded form.

  Explain how to use place value to write three-digit numbers as hundreds, tens, and ones.

Multiple Choice

426

How many Hundreds, tens and ones does this number have ?

• 4 hundreds 2 tens 6 ones

• 6 hundreds 2 tens 4 ones

• 2 hundreds 4 tens 6 ones

Vocabulary

​3-digit number

Multiple Choice

What is the value of the underlined digit?

4 2 6

• 2

• 200

• 20

Multiple Choice

What is the value of the underlined digit?

4 2 6

• 40

• 400

• 4

Multiple Choice

What is the value of the underlined digit?

4 2 6

• 60

• 600

• 6

Open your book page 114

• I can use the base ten blocks to model my number 219

• I can use 2 hundreds blocks, 1 tens block and 9 ones blocks

• I can write the number in Expanded form

  200 + 10 + 9

​I Do

• I can use the base ten blocks to model my number 125

• I can use 1 hundreds block, 2 tens blocks and 5 ones blocks

• I can write the number in Expanded form

  100 + 20 + 5

​

Draw

We do

Use base ten block to model number 453

Draw a quick picture to represent the number

write the number in expanded form

Draw

We do

Use base ten block to model number 123

Draw a quick picture to represent the number

write the number in expanded form?

Multiple Choice

You Do

What is 200 + 40 + 8 in standard form?

• 842

• 824

• 248

Multiple Choice

What is 861 in expanded form?

• 800 + 60 + 1

• 600 + 80 + 1

• 100 + 60 + 8

Fill in the Blanks

What is 583 in expanded form

Poll

Success Criteria

I can identify the hundreds, tens, and ones in three-digit numbers 

I can draw a quick picture to show a three-digit number 

I can describe a three-digit number as hundreds, tens, and ones. 

I can explain how to write a number in expanded form. 

• I can identify the hundreds, tens, and ones in three-digit numbers 

• I can draw a quick picture to show a three-digit number 

• I can describe a three-digit number as hundreds, tens, and ones. 

• I can explain how to write a number in expanded form. 

• I can do all of them