What is the Simplify Fractions Calculator?
Reduce a fraction to its lowest terms and show it as a mixed number.
Enter numerator and denominator and the Simplify Fractions Calculator returns simplified fraction, greatest common divisor and decimal. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Divide the numerator and denominator by their greatest common divisor
How to use it
- Enter numerator.
- Enter denominator.
- Read simplified fraction in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Simplify Fractions Calculator use?
It uses: Divide the numerator and denominator by their greatest common divisor.
What do I need to use the Simplify Fractions Calculator?
You need numerator and denominator. Sensible starting values are filled in so you can see how it works straight away.
Is the Simplify Fractions Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.