Exploring Expanded Form and Notation

What is the purpose of expanded form?

• To simplify numbers

• To find the sum of digits

• To convert numbers to fractions

• To show the value of each digit in a number

In the number 598, what is the value of the digit 5?

• 5000

• 500

• 50

• 5

How can the number 598 be expressed using the parentheses method?

• 5 + 9 + 8

• 5 x 100 + 9 x 10 + 8 x 1

• 500 + 90 + 8

• 5 x 10 + 9 x 1 + 8 x 0.1

What is the value of the digit 9 in the number 957?

• 9

• 9000

• 90

• 900

In the number 957, what is the value of the digit 7?

• 70

• 7

• 7000

• 700

Why do we not include zeros in expanded form?

• They are placeholders

• They have no value

• They complicate the form

• They are not digits

What is the expanded form of the number 900,862?

• 900,000 + 800 + 6 + 2

• 900,000 + 80 + 60 + 2

• 900,000 + 800 + 60 + 2

• 900 + 800 + 60 + 2

In the number 9,604, what is the value of the digit 6?

• 6000

• 6

• 600

• 60

What is the expanded form of the number 20,087,501?

• 20,000,000 + 8,000,000 + 70,000 + 500 + 10

• 20,000,000 + 8,000,000 + 70,000 + 50 + 1

• 20,000,000 + 8,000,000 + 7,000 + 500 + 1

• 20,000,000 + 8,000,000 + 70,000 + 500 + 1

What is the value of the digit 2 in the number 20,087,501?

• 2

• 20

• 200

• 20,000,000