Multiplying Decimal Numbers by Powers of 10

This lesson teaches how to multiply decimal numbers by powers of 10 using place value understanding. It explains the concept of multiples of 10 and 100, and how multiplying by these powers shifts the digits to the left. The lesson includes examples with 35 hundredths and 78 hundredths to demonstrate the process, emphasizing that the decimal point holds the digits in place without needing extra zeros.

What is the significance of the decimal point when multiplying by powers of 10?

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How do the products of multiplying a decimal number by 10 or 100 compare?

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