Writing Numbers in Expanded Form

This video tutorial teaches how to write numbers in expanded form by understanding the value of each digit. It covers the differences between standard, expanded, and word forms, and addresses common misunderstandings about digit values. Through examples with numbers like 735, 509, and 192, the video demonstrates how to break down numbers into hundreds, tens, and ones, and how to handle zeros in expanded form.

What is the expanded form of the number 15?

• 50 + 1

• 15

• 1 + 5

• 10 + 5

Which of the following is a common mistake when writing numbers in expanded form?

• Using only even numbers

• Writing numbers in word form

• Adding digits without considering their place

• Ignoring the value of each digit

How should the number 35 be correctly expressed in expanded form?

• 5 + 30

• 35

• 30 + 5

• 3 + 5

When writing the number 509 in expanded form, what should be done with the zero in the tens place?

• Write it as 10

• Ignore it

• Add it to the hundreds place

• Include it as 0

What is the expanded form of the number 192?

• 100 + 9 + 2

• 1 + 9 + 2

• 190 + 2

• 100 + 90 + 2