Percentage Calculator requires that you have JavaScript support enabled in your browser.

Moving between fields

Mouse: Click the field.
Keyboard: Use tab key to move to the next field. Use shift-tab to move to the previous field.


Mouse: Click the “Calculate" button.
Keyboard: Press Enter.

The result appears in the text field at the right. If there are errors, the result field is empty and the background of the field containing errors is red.

Decimal separator

You can use dot (.) or comma (,) as a decimal separator.

Thousands separator

Please don’t use thousands separators as Percentage Calculator treats both dot and comma as a decimal separator.