Percent to decimal converter

Finance and science formulas need rates as decimals, so a 5% interest rate is entered as 0.05.

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How to use it

  1. Enter percentage.
  2. The result appears straight away and updates as you edit.
  3. Copy the result, or copy a link that keeps the same values to share it.

How it is calculated

Decimal = percent ÷ 100, which moves the decimal point two places to the left: 12.5 ÷ 100 = 0.125.

Example

Inputs: Percentage = 12.5 %. Result: Decimal: 0.125.

Limits and caveats

  • The result is shown to at most 12 decimal places.

Questions about this tool

How do I write 5% in a formula?

Divide by 100 to get 0.05, the form that interest and tax formulas use.

What is 0.5% as a decimal?

It is 0.005, which is half a percent or five per thousand.

Do I type the % sign?

No need. Type the number only, such as 12.5.