Understanding Numbers in Expanded Form

What is the first step in writing a number in expanded form?

• Ignore all zero digits

• Write the number in a place value chart

• Multiply each digit by 10

• Add all the digits together

In the number 20,430, which digit is placed in the hundreds position?

• 2

• 3

• 0

• 4

Why do we ignore zero digits when writing a number in expanded form?

• They are only used in decimals

• They have no value

• They are not part of the number

• They are always at the end

What is the value of the digit 2 in the number 20,430?

• 20,000

• 2

• 20

• 200

How do you verify the expanded form of a number?

• By multiplying all digits

• By dividing by 10

• By adding the expanded values

• By subtracting the zeros