Decimal to Fraction
Convert any decimal to a simplified fraction or mixed number.
Enter values
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Step by step
The formula
continued-fraction expansion, denominator ≤ 10 000
All calculations run locally in your browser and update instantly as you type.
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Frequently asked questions
What about repeating decimals?+
Enter a few repeats (e.g. 0.33333) and the tool finds the closest simple fraction — 1/3 in that case. It searches denominators up to 10,000 using continued fractions.
All calculations run locally in your browser. Nothing you type is sent to a server.