Dividing Decimals by Powers of Ten

This video tutorial explains how to divide decimals by powers of 10, such as 10, 100, and 1,000. It introduces the key rule of moving the decimal point to the left by the number of zeros in the divisor. The video provides several example problems, guiding students through the process of solving them. Students are encouraged to practice independently, applying the rule to different problems. The tutorial concludes with a summary of the key concepts and an invitation for students to ask questions if needed.

What happens to the decimal point when dividing by powers of ten?

• It is erased

• It moves to the left

• It remains unchanged

• It moves to the right

If you divide 12.8 by 10, what is the resulting number?

• 12.8

• 0.128

• 128

• 1.28

How many places do you move the decimal point when dividing by 1000?

• Three places

• Two places

• One place

• Four places

What is the result of dividing 44.5 by 1000?

• 0.445

• 4.45

• 0.0445

• 445

When dividing 49.1 by 10, where does the decimal point move?

• After the 1

• Between the 4 and the 9

• It does not move

• Before the 4

What is the correct representation of 4.8 divided by 100?

• 0.48

• 0.048

• 4.8

• 48

After dividing 23.92 by 1000, where is the decimal point placed?

• After the 3

• Before the 2

• After the 2

• Before the 3

What is the result of dividing 38.3 by 100?

• 38.3

• 3.83

• 383

• 0.383

What is the final value when 72.1 is divided by 10?

• 7.21

• 721

• 0.721

• 72.1

How many zeros influence the decimal point movement when dividing by 1000?

• Four

• Two

• One

• Three