Multiplying and Dividing Decimals by Powers of 10

Front

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

Back

The decimal point moves one place to the right.

Front

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

Back

The decimal point moves one place to the left.

Front

What is 19 ÷ 10³?

Back

0.019

Front

What is 23.1 x 10?

Back

231

Front

What is 100 x 32.8?

Back

3,280

Front

What is 2.398 x 10³?

Back

2,398

Front

What is 2.765 × 10⁴?

Back

27,650

Front

How do you multiply a decimal by a power of 10?

Back

Move the decimal point to the right for each zero in the power of 10.

Front

How do you divide a decimal by a power of 10?

Back

Move the decimal point to the left for each zero in the power of 10.

Front

What is the result of multiplying 0.5 by 10²?

Back

50