Number names

Lesson 5.2 Use number Names

Objective

Read and write 3-digit numbers in word form.

Essential Question

How do you write 3-digit numbers using words?

Warm up

Multiple Choice

What is the value of digit 6 in 645?

• 6

• 60

• 600

Multiple Choice

Which form we Use

345

• Standard form

• Expanded form

• Unit form

How to write the 3-digit numbers in word form ?

Look at the hundred digit then look at tens and ones digits together.

**we write numbers from left to right, just like we write words.

How do you write 315 using words?

• First look at the digit in the hundreds place.

• Then look at the digits in tens and ones place together

• Write the digit in the hundreds place using the ones words three hundred

• Then write the digit in the tens place together from the teen words fifteen

• So 315 in words three hundred fifteen

How do you write 621

• First look at the digit in the hundreds place.

• Then look at the digits in tens and ones place together

• Let's try to write

Multiple Choice

Choose the correct answer

How do you write 5 hundreds, 6 tens, 3 ones

in words?

• six hundred fifteen

• five hundred sixty-three

• five hundred sixteen

Multiple Select

Choose the correct answer to show 300 + 20 + 1

in words?

• three hundred two one

• trhee two one

• three hundred twenty-one

Multiple Choice

Choose the correct answer

this model shows ?

• three hundred sixty- four

• four hundred thirty- six

• three six four