Decimal Numbers: Expanded Form

The video tutorial explains the concept of expanded form in mathematics, illustrating how numbers can be expanded to show the value of each digit. It emphasizes the importance of place value and demonstrates the use of a place value chart. Through examples, the video shows how to write both decimal and whole numbers in expanded form by multiplying each digit by its place value and adding the results. The tutorial concludes by reinforcing the process of expanding numbers.

What does the term 'expand' mean in the context of numbers?

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How can understanding expanded form help with place value?

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Describe how to write a number in expanded form using a place value chart.

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What is the expanded form of the decimal number 51.623?

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Explain the process of multiplying each digit by the value of its place to find expanded form.

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