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Fraction calculator
Add, subtract, multiply and divide fractions and mixed numbers, with the answer simplified.
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- No sign-up
- Works on any device
About Fraction calculator
Add, subtract, multiply and divide fractions or mixed numbers and see the answer reduced to lowest terms. Adding needs a common denominator, while dividing means multiplying by the flipped second fraction. It also turns improper fractions like 7/3 into mixed numbers such as 2 1/3.
How to use Fraction calculator
- Enter your numbers above.
- The result updates instantly as you type.
- Change any value to compare different cases.
Why use this tool?
- Private: everything happens in your browser. Nothing you enter is uploaded.
- Free, with no sign-up, no watermark and no limit on how often you use it.
- Works on phones, tablets and computers: Android, iPhone, Windows, Mac and Linux. Nothing to install.
- Available in 10 languages.
Also known as
Frequently asked questions
How do I add fractions with different denominators?
Find a common denominator, usually the least common multiple, rewrite each fraction, add the numerators and simplify. For example 1/3 + 1/4 becomes 4/12 + 3/12 = 7/12.
Is Fraction calculator free?
Yes. Fraction calculator on Toolipedia is free to use, with no sign-up and no watermark.
Is it safe to use?
Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.
Does it work on my phone?
Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.
Do I need an account?
No. Just open the page and use the tool. There's no sign-up and no email needed.