Dividing Numbers and Decimals by Powers of 10

This video tutorial teaches how to divide whole numbers and decimals by powers of 10 using place value understanding. It explains the concept of exponents and how multiplying by powers of 10 shifts digits to the left, while dividing shifts them to the right. The tutorial provides examples of dividing numbers by powers of 10, demonstrating how the place value of digits changes without altering the digits themselves. By the end, viewers will understand how to apply these concepts to solve division problems involving powers of 10.

What does the exponent in a power of 10 indicate?

• The number of times the result is multiplied by 10

• The number of digits in the result

• The number of times the base 10 is used as a factor

• The number of zeros in the result

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

• They shift one place to the left

• They shift one place to the right

• They double in value

• They remain unchanged

In the example of dividing 9.8 by 10 to the first power, what is the result?

• 0.98

• 9.08

• 0.98

• 9.8

How many places do the digits shift when dividing by 10 to the fourth power?

• Two places

• Three places

• Four places

• Five places

What is the result of dividing 4.3 by 10 to the fourth power?

• 0.00043

• 0.0043

• 0.043

• 0.43