Calculators and generators

Percentage Calculator

Work out a percentage of a number, a share as a percentage, or a percentage change.

What is
% of
?
Answer
–
is what percent of
?
Answer
–
% change from
to
Answer
–

Your text stays on your deviceHow?

How to work out a percentage

  1. Pick the sentence that matches your question.
  2. Type your numbers into its boxes.
  3. Read the answer as you type, and copy it if you need it.

Questions

How is percentage change worked out?

It is the difference between the new and starting values, divided by the starting value, times 100. A fall shows as a negative number.

Why does it say Not defined?

A percentage of zero, or a change from zero, would mean dividing by zero, which has no answer.

Can I use decimals?

Yes. Type them with a point or a comma, such as 12.5 or 12,5.

Is anything I type sent anywhere?

No. Every calculation happens inside your browser.