TopToolsAiReduce any fraction to its lowest terms. The calculator finds the greatest common divisor with the Euclidean algorithm, shows each division step and gives the simplified fraction, mixed number, decimal and percentage.
Last updated: 21 Sep 2026
How to use Simplify Fractions Calculator
- Enter the numerator (top number).
- Enter the denominator (bottom number).
- Click Simplify to see the reduced fraction and the Euclidean algorithm steps.
Frequently asked questions
What does simplifying a fraction mean?
It means dividing the numerator and the denominator by their greatest common divisor so the fraction uses the smallest possible whole numbers. For example, 48/180 becomes 4/15.
Can I simplify improper fractions?
Yes. An improper fraction like 22/6 is reduced to 11/3 and is also shown as the mixed number 3 2/3.
Is this calculator free to use?
Yes, it is completely free, with no signup or account required.
Does my data get uploaded anywhere?
No. Everything is calculated in your browser and nothing is sent to our servers.
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