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Decimal to Fraction

Convert decimals to exact simplified fractions.

What does this tool do?

Direct answerDecimal to Fraction finds the exact rational value and reduces it to lowest terms.
Key fact0.75 is exactly 75/100 = 3/4 — the conversion is exact for finite decimals.
ProcessingRuns locally in your browser; no data is sent to a server.

How to use

  1. Type a decimal like 0.75.
  2. Click Convert.
  3. See the simplified fraction.

Example

Input

0.75

Output

3/4

Who is this for?

This tool was built for people who need a fast answer in the browser — no install, no account, no data leaving the device.

Programmers working with low-level data, computer science students, and electronics hobbyists reading registers — anyone tired of converting number bases by hand.

Frequently asked questions

Is 0.5 converted exactly?

Yes, 0.5 = 1/2 with no rounding.

What about repeating decimals?

Finite decimals only — input like 0.333 is treated exactly as 333/1000.

Is the fraction simplified?

Always reduced to lowest terms by GCD.

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