Bitesize has changed! We're updating subjects as fast as we can. Visit our new site to find Bitesize guides and clips - and tell us what you think!

Converting to and from decimals

  • To change a decimal to a percentage, multiply it by 100.

    0.35 x 100 = 35%

  • To change a fraction to a decimal, divide the top number (the numerator) by the bottom number (denominator).

    Decimals: 0.75

  • A decimal fraction with one decimal place is written as tenths.

    Decimals: 0.1

  • A decimal fraction with two decimal places is written as hundredths.

    Decimals: 0.15

  • A decimal fraction with three decimal places is written as thousandths.

    Decimals: 0.053

More from Decimals:

Play Quiz

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.