Multiply and Divide by Powers of 10

Front

What is a power of 10?

Back

A power of 10 is a number that can be expressed as 10 raised to an exponent, such as 10^2 (which equals 100) or 10^3 (which equals 1000).

Front

What happens to a number when it is multiplied by 10?

Back

The number increases by one place value to the left. For example, 5 becomes 50.

Front

What happens to a number when it is divided by 10?

Back

The number decreases by one place value to the right. For example, 50 becomes 5.

Front

How do you write 1,000 in terms of powers of 10?

Back

1,000 can be written as 10^3.

Front

What is 10^2 equal to?

Back

10^2 is equal to 100.

Front

If you have 600 and divide it by 10, what do you get?

Back

You get 60.

Front

What is the tenths place in the number 520.345?

Back

The tenths place is represented by the digit 3.

Front

How do you express 100,000 using powers of 10?

Back

100,000 can be expressed as 10^5.

Front

If Rikkie has 10^3 rings and gives away 10^2 rings, how many rings does he have left?

Back

Rikkie has 900 rings left.

Front

What does moving a decimal point one place to the left do to a number?

Back

It divides the number by 10, making it smaller.