How to convert ratios into fractions and percentages


You can represent proportion using ratios, percentages and fractions. Here's a reminder of what each means:


A ratio shows how much of one thing there is compared to another. Ratios are usually written in the form a:b.


Percent means 'per 100' and it's shown using the symbol %.


A fraction is a part of a whole. There are two numbers to every fraction: the top number of the fraction is called the numerator. The bottom number is called the denominator.

Play Bitesize games
Regenerators: Green Classroom!

There's more to learn...

This guide
The relationship between ratios, fractions and percent.

How to convert between ratios, fractions and percentages