CZ
CalcyZone
mathematics Verified Precision Tool

Decimal to Fraction Calculator

Convert terminating or repeating decimals into exact simplified fractions.

Calculation Solution
Fraction: 2:3
Decimal Value: 0.666667

Mathematical Formula

Fraction = (Decimal * 10^n) / 10^n simplified by GCD

Overview & Explanation

Converting a decimal to a fraction expresses a decimal number as a ratio of two integers.

How It Works

  • Count decimal places n.
  • Multiply decimal by 10^n to form numerator.
  • Set 10^n as denominator and simplify by GCD.

Practical Applications

  • Converting metric measurements to imperial fractional inches.

Worked Example: Convert 0.75 to Fraction

Convert to fraction.

1

Form Initial Fraction

75 / 100

= 75/100
2

Simplify by GCD (25)

(75/25) / (100/25)

= 3/4

Frequently Asked Questions

How do you convert 0.5 to a fraction?
0.5 is equal to 5/10, which simplifies to 1/2.