Division of Decimal Numbers by 10 and 100 Using Place Value

This video tutorial teaches how to divide decimal numbers by 10 and 100 using place value understanding. It explains the concept of multiples of 10 and 100, and how multiplying by powers of 10 affects numbers. The tutorial demonstrates how dividing by 10 and 100 shifts decimal places to the left, making numbers smaller. Examples are provided to illustrate these concepts, and the lesson concludes with a review of key points.

What is a characteristic of multiples of 10?

• They all end in 9.

• They all end in 1.

• They all end in 0.

• They all end in 5.

When dividing a number by 10, what happens to the digits?

• They remain in the same place.

• They shift one place to the left.

• They shift one place to the right.

• They disappear.

How do you divide a decimal by 10 using the decimal point?

• Add a zero to the end of the number.

• Shift the decimal point one place to the right.

• Shift the decimal point one place to the left.

• Remove the decimal point.

What happens to the decimal point when dividing by 100?

• It shifts two places to the right.

• It shifts two places to the left.

• It shifts one place to the right.

• It remains in the same place.

When dividing by a power of 10, what is the effect on the number's value?

• The value doubles.

• The value increases.

• The value decreases.

• The value remains the same.