Understanding Place Value and Expanded Form

The video tutorial explains how to write numbers in expanded form by breaking down each digit's value based on its place in the number. It highlights the importance of place value, showing how the same digit can have different values depending on its position. The tutorial provides a step-by-step example, demonstrating how to write a number in expanded form, and explains why zeros are skipped in this process. By the end, viewers understand how expanded form stretches a number to show the value of each digit.

What is the main purpose of writing numbers in expanded form?

• To convert numbers into words

• To make numbers look bigger

• To simplify calculations

• To show the value of each digit

How does the value of a digit change?

• It does not change

• It changes randomly

• It changes based on its position in the number

• It changes based on the digit itself

What is the value of the digit 3 in the ten million's place?

• 300,000

• 3

• 30

• 30,000,000

What is the value of the digit 7 in the hundred million's place?

• 70

• 700,000,000

• 7

• 700,000

Why is zero important in a number?

• It is not important

• It holds the place value

• It is always worth something

• It adds value to the number

What is the value of the digit 9 in the thousand's place?

• 9,000

• 900

• 90

• 9

Which digit's value is not written in expanded form?

• Zero

• One

• Three

• Two

What happens when you add up the value of each digit in expanded form?

• You get a new number

• You get the original number

• You get a larger number

• You get a smaller number

What is the value of the digit 1 in the hundred's place?

• 1,000

• 100

• 10

• 1

What is the value of the digit 2 in the ten's place?

• 2,000

• 2

• 20

• 200