4.05 E

3rd Grade Mathematics

April 5, 2024

2

Do Now

LO: SWBAT compose and decompose numbers up to
100,000 as a sum of so many ten thousands, so many

thousands, so many hundreds, so many tens, and so many

ones using numbers and expanded notation.

DOL: SW compose and decompose numbers up to 100,000
as a sum of so many ten thousands, so many thousands, so

many hundreds, so many tens, and so many ones using
numbers and expanded notation correctly on 4 out of 5

questions.

TEKS 3.2(A) compose and decompose numbers up to 100,000 as a sum of so many ten thousands, so many thousands, so many hundreds, so
many tens, and so many ones using objects, pictorial models, and numbers, including expanded notation as appropriate ®

What is my Form?

Madison said the number below is written in expanded notation.

I ___________ with Madison because ___________ .
(agree/disagree)

Do you agree with Madison? Why or why not?

30,000 + 7,000 + 500 + 40 + 9

7

Lesson Vocabulary

Standard Form

Word Form

Expanded Form

Expanded Notation

42,659

Forty-two thousand, six

hundred fifty-nine

40,000 + 2,000 + 600 + 50 + 9

(4 x 10,000) + (2 x 1,000) +
(6 x 100) + (5 x 10) + (1 x 9)

Write the number in standard form.

- 4 tens + 6 tens

- 3 hundreds + 7 hundreds

- 5 thousands + 5 thousands

- 2 ten thousands + 8 ten thousands

Let's explore.

4

3

5

0

9

Using the five digit cards, generate the least five digit number possible.

How can you represent the number in standard form?

10

Standard Form
Standard Form

30,459

Let's solve.

Unit Form

Expanded Form

Word Form

Expanded Notation

I DO

Let's solve.

Jordan writes these place values on four cards.

6 thousands

3 ones

7 tens

7 ten thousands

What is the standard form of this number?

A.

7,673

B.

76,037

C.

76,073

D.

76,730

WE DO

1.Read question 2-3 times

2.Hashtag question

3.Look for keywords

4.Solve the problem

Let's solve.

Which answer choice does NOT describe the number 5,240?

A.

The sum of five thousands, two hundreds, and four tens

B.

The sum of five thousands and twenty-four tens

C.

The sum of five thousands, two hundreds, and forty ones

D.

The sum of five thousands, two hundreds, and forty tens

YOU DO

1.Read question
2-3 times

2.Hashtag question

3.Look for
keywords

4.Solve the problem

Let's solve.

Thousands

Ones

Hundreds
Thousands

Ten

Thousands
Thousands

Hundreds

Tens

Ones

8

9

4

0

6

Place Value Chart

The place value chart shows ___ ten thousands + ___ thousands
+ ___ hundreds + ___ tens + ___ ones

14

Standard Form
Standard Form

89,406

Let's solve.

Unit Form

Expanded Form

Word Form

Expanded Notation

I DO

An expression is shown.

Let's solve.

3 + 5,000 + 1,000 + 900 + 10,000

What number is equivalent to this expression?

Record your answer in the space provided.

WE DO

1.Read question 2-3
times

2.Hashtag question

3.Look for keywords

4.Solve the problem

Let's solve.

The expanded notation of a number is shown.

(7 x 10,000)+ (3 x 1,000) + (2 x 100) + (1 x 10)

What is the standard form of this number?

A.

7,310

B.

73,210

C.

73,201

D.

73,211

You Do

1.Read question 2-3
times

2.Hashtag question

3.Look for keywords

4.Solve the problem

Let's practice.

In 2018, the population on Katy,Texas was about 19,332.

Which answer choice does NOT represent 19,332? Select TWO correct
answers.

A.

10,000 + 9,000 + 300 + 30 + 2

B.

The sum of nineteen thousands, three hundreds, and thirty-two ones

C.

(1 x 10,000) + (9 x 1,000) + (3 x 100) + (2 x 1)

D.

10,000 + 5,000 + 4,000 + 300 + 30 + 2

E.

The sum of nine thousands, three hundreds, and thirty-two ones

1.Read
question
2-3 times

2.Hashtag
question

3.Look for
keywords

4.Solve the
problem

Complete the table.

Standard Form

Word Form

Expanded Form

Expanded Notation

985

nine hundred eighty-five

900 + 80 + 5
(9 x 100) + (8 x 10) +
(5 x 1)

(7 x 1,000) + (4 x
100) + (9 x 10) + (1 x
1)

50,462

forty-seven thousand, nine
hundred twenty

SW compose and decompose numbers up to 100,000 as a sum of so
many ten thousands, so many thousands, so many hundreds, so many
tens, and so many ones using numbers and expanded notation correctly
on 4 out of 5 questions.