Ratio Calculators

We have lots of excellent ratio calculators, each with supporting tutorials and example of how to calculate ratios in different ways. You can add, multiply, divide, subtract, work out shares, find equivalent ratios, find the missing ratio for two ratios, three ratios and more. Simply select the ratio calculator you need to help you with your ratio calculations or ratio revision. You can watch our short video which provides an introduction to ratios, ratio calculations and our suite or ratio calculators or you can select one of our specific ratio calculators to help with your calculations.

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The ratio calculators and tutorials are split into six separate categories to help you find what you need, these are:

New to Ratios

Simple Math Ratio Calculators

Ratio Calculators with Ratio Tutorials

Ratio Calculators for working with Ratio Tables

Ratio Conversion Calculators

Ratios are an excellent way of expressing paired and grouped values but they are not always practical when completing calculations. The following ratio calculators allow you to convert ratios to other formats and other formats to ratios.

Ratio Test Calculators

These ratio calculators are designed to test your mental arithmetic and provide a bit or fun. each ratio test has a leader board so you can see if you can become the number 1 in the world for ratio calculations. The tests include ratios, fractions and percentages, this is because ratios can be expressed as fractions and percentages and it is worth training your brain to recognise and compare those values, the more you practice, the more you will become familiar with the relative values when comparing ratio, fraction and percentage values.

These Ratio Calculators are part of the suite of free online math calculators designed and maintained by iCalculator. A Ratio is a mathematical term to show the relationship between two numbers of the same kind, ratios are used very commonly in everyday life, these math ratio calculators provide means of computing and converting ratios online.

Ratios in everyday use

The following calculators provide good example of ratios in every day life.