Math & Geometry

Decimal to Fraction Calculator

Convert a terminating decimal to a simplified fraction.

Calculator guide

How to use the Decimal to Fraction Calculator

Convert a terminating decimal to a simplified fraction. Enter the requested values and select Calculate. The result and supporting values are produced locally in your browser.

Formula

Fraction = Integer formed by decimal digits ÷ 10^(number of decimal places), then reduce

Worked example

0.125 = 125/1000 = 1/8.

What to keep in mind

  • This calculator treats the entered value as a terminating decimal, not as a repeating decimal.
  • Use the Repeating Decimal to Fraction Calculator for recurring digit patterns.

Methodology

This calculator uses deterministic arithmetic and performs the calculation locally in your browser. Verify assumptions, units, and source values for your specific use case.

Review standard: Level A · Standard formula. How calculator reviews work.

Frequently asked questions

What does this calculator calculate?

Convert a terminating decimal to a simplified fraction.

How is the result calculated?

Fraction = Integer formed by decimal digits ÷ 10^(number of decimal places), then reduce.

Can I use the result for an important decision?

Use the result as a calculation aid and verify the inputs, assumptions, and applicable professional or regulatory requirements before relying on it for an important decision.

Does CalculateMeasure store the values I enter?

The calculator performs its arithmetic in your browser. The calculator itself does not need to send your entered values to a server to produce the result.