Decimal to Fraction

The Decimal to Fraction converter turns decimal numbers into simplified fractions.

Decimal to Fraction

What the result means

The decimal is converted to a fraction and simplified to lowest terms.

How to use this calculator

  1. 1Enter a decimal number.
  2. 2Press Calculate.

The formula

The calculation uses a standard, verifiable formula. Here it is in its simplest form.

Fraction = round(D × 10^9) / 10^9, then simplify

What each variable means

SymbolNameDescription
DDecimalThe decimal number.

Step-by-step example

Example: 0.75

Decimal:0.75
  1. 10.75 = 75/100
  2. 2Simplify: 75/100 = 3/4

Result

3/4

What changes the result

  • Repeating decimals may not convert exactly.

Edge cases to be aware of

Unusual situations handled correctly

  • Zero = 0/1.

Common mistakes

Avoid these errors

  • Not simplifying the fraction.

Assumptions

  • Finite decimal representation.

Limitations

  • Uses 9 decimal places of precision.

Frequently asked questions

How do I convert a decimal to a fraction?+
Write the decimal as a fraction with a power of 10 denominator, then simplify. For example, 0.75 = 75/100 = 3/4.