Convert Values

Converting percentages, decimals, and fractions is a common task in math and finance. For a reference on how these conversions work, see Math is Fun percentage conversions.

How Percentage Conversion Works

Converting between percentages, decimals, and fractions is straightforward:

  • Percentage to Decimal: Divide by 100 (e.g., 50% = 0.5)
  • Decimal to Percentage: Multiply by 100 (e.g., 0.5 = 50%)
  • Fraction to Percentage: Divide numerator by denominator, then multiply by 100
  • Percentage to Fraction: Write as fraction over 100, then simplify

Examples

Input Type Output Type
50 % 0.5 Decimal
0.75 Decimal 75% %
1/4 Fraction 25% %

FAQ

What is a percentage?

A percentage is a way of expressing a number as a fraction of 100.

How do I convert fractions to percentages?

Divide the numerator by the denominator and multiply by 100.

Can I convert negative values?

Yes, the converter works for negative values as well.

Why use percentages?

Percentages make it easy to compare proportions and understand relative values.