Multiplying Decimals by Powers of 10

Front

What is multiplying a decimal by a power of 10?

Back

It involves shifting the decimal point to the right for positive powers of 10 and to the left for negative powers of 10.

Front

What is 42.8 x 10^2?

Back

4,280

Front

What is 45.89 x 10^2?

Back

4,589

Front

What is 8.3 x 10^3?

Back

8,300

Front

What is 0.0891 x 10^4?

Back

891

Front

What is 214.5 x 0.001?

Back

0.2145

Front

How do you multiply a decimal by 10?

Back

You move the decimal point one place to the right.

Front

How do you multiply a decimal by 100?

Back

You move the decimal point two places to the right.

Front

How do you multiply a decimal by 0.1?

Back

You move the decimal point one place to the left.

Front

How do you multiply a decimal by 0.01?

Back

You move the decimal point two places to the left.