分数から小数

Convert fractions (with integer, numerator, denominator) to decimal numbers.

Fraction
·
Example: 2 · 3⁄4 = 2.75
10進数結果
クイックリファレンス
1/2=0.5
1/3=0.333…
2/3=0.666…
1/4=0.25
3/4=0.75
1/5=0.2
1/6=0.166…
1/8=0.125
3/8=0.375
1/10=0.1
1/16=0.0625
1/100=0.01

Fraction to Decimal Converter

This tool converts fractions to decimal numbers. Enter the integer part (optional), numerator, and denominator.

The conversion runs locally in your browser using the BigNumber library.

How to use

  1. Enter the integer part (default is 0), numerator, and denominator.
  2. Click Calculate to convert the fraction to decimal.
  3. Use Copy to copy the result.

What is a Fraction?

A fraction represents a part of a whole, expressed as a numerator over a denominator. For example, 3/4 = 0.75 in decimal.

Input notes

Enter integer (optional, defaults to 0), numerator, and denominator as numbers.

Example

Converting a fraction to decimal:

--- Fraction Input ---
Integer: 1
Numerator: 3
Denominator: 4

--- Decimal Output ---
1.75