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Percentage calculator

Find a percent of a number, what percent one number is of another, the change between two numbers, or add and subtract a percent.

Division by zero returns 0 and is labeled. This is not a statistics package.

Find a percent of a number, what percent one number is of another, the change between two numbers, or add and subtract a percent. Division by zero returns 0 and is labeled. This is not a statistics package.

  1. 1Pick the question.
  2. 2Enter the numbers.
  3. 3Read the result.
Percent
25%
Change
-75%
Add 10%
88
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Questions

How is percent change signed?
An increase is positive. A decrease is negative.
Is 20% off the same as 80% of?
Yes, and both are available.
Are results rounded?
They are shown with up to four decimal places.

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