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Discount & Percentage Calculator

Calculate a discounted price, a percentage increase or a percentage of a base amount.

Enable JavaScript to use the interactive tool. Instructions and examples are available below.

A LITTLE GUIDANCE

Discount & Percentage Calculator guide

Subtract or add a percentage and see the amount represented by that percentage.

How to use

  1. Choose discount, increase or percentage-of mode.
  2. Enter the base amount and percentage.
  3. Review the final value and the discount or percentage amount.

Worked example

Input
Choose discount mode with a base amount of 100,000 and a rate of 20%.
Result
The discount is 20,000 and the final amount is 80,000.

Common questions

Do successive discounts of 20% and 10% equal 30% off?

No. Reducing 100,000 by 20%, then reducing 80,000 by 10%, gives 72,000. Enter each result as the next base amount.

Why might the checkout amount differ slightly?

Results display up to six decimal places. A retailer may apply different rounding or a different order of discounts.