Use the first calculator to add, subtract, multiply or divide fractions. Use the second calculator to calculate mixed fractions. Finally, use the third calculator to simplify a fraction, using the greatest common factor. Should you wish to convert a decimal number to a fraction, please use the decimal to fraction calculator. For help with calculating fractions manually, please see the information at the bottom of this page.
Whilst every effort has been made in building this fractions calculator, we are not to be held liable for any special, incidental, indirect or consequential damages or monetary losses of any kind arising out of or in connection with the use of the converter tools and information derived from the web site. This fractions calculator is here purely as a service to you, please use it at your own risk. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate conversions.
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Fractions calculator - FAQ
In order to add fractions together, use the following formula:
Example of how to add fractions:
To subtract fractions, the following formula can be used:
Example of how to subtract fractions:
When multiplying fractions, this formula will help:
Example of how to multiply fractions:
If you are looking to divide two fractions, give this formula a try:
Example of how to divide fractions:
To learn how to calculate fractions using these formulae, take a look at our article how to add, subtract, multiply and divide fractions. If you would like help with converting between decimals and fractions, see our article how to convert a decimal to a fraction.
When it comes to performing a mathematical calculation, it is important to carry out the operations in the correct order. This is where the order of operations comes in. Thankfully, there are a couple of mnemonics to assist us with remembering the order of operations. Read our articles about PEMDAS (US) and BODMAS (UK).
If you have any problems using my fractions calculator tool, or any suggestions, please contact me.
From abacus to iPad, learn how the calculator came about and developed through the ages. Read our featured article.