Dividing by Powers of Ten: Key Concepts and Techniques

What happens to the value of a number when it is divided by a power of 10?

• It decreases

• It remains the same

• It increases

• It becomes zero

Where is the decimal point placed in a whole number?

• After the number

• At the center of the number

• Whole numbers do not have decimal points

• Before the number

What is the decimal representation of 9 divided by 10?

• 0.9

• 0.09

• 9

• 90

How many times do you move the decimal when dividing by 10?

• Three times

• One time

• It does not move

• Two times

What does 10 squared equal?

• 10

• 20

• 100

• 1000

When dividing by 100, how many times is the decimal moved?

• It does not move

• Three times

• Two times

• One time

What is the result of dividing 34.6 by 1000?

• 3.46

• 0.346

• 34.6

• 0.0346

How is the decimal moved when dividing by a power of 10?

• It is not moved

• To the right to increase value

• To the right to decrease value

• To the left to decrease value

What does 10 to the third power equal?

• 100

• 10000

• 1000

• 10

What is the importance of moving the decimal when dividing by powers of 10?

• To increase the number's value

• To decrease the number's value

• To change the number into a fraction

• To make the number easier to read