Calculators

Decimal to Fraction Calculator

Convert a decimal number to a reduced fraction and see how place value determines the denominator.

Convert decimal to fraction

Answer
3/4
  1. Reduce by GCF 25 to get 3/4.

How to use the decimal to fraction calculator

This converter turns terminating decimals into exact fractions by reading the number of decimal places and reducing the fraction.

  1. Count digits after the decimal point.
  2. Write the digits as an integer over 10, 100, 1000, and so on.
  3. Reduce the fraction by dividing numerator and denominator by their GCF.

Formula or method

A decimal with n places becomes an integer over 10^n, then the fraction is reduced.

Worked examples

Convert 0.75

Problem: 0.75

Solution: 75/100 reduces to 3/4.

Convert 2.5

Problem: 2.5

Solution: 25/10 reduces to 5/2.