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Discount Calculator

See what you save and what you actually pay after a discount.

$
%

Sale price

You pay

$90.00

You save$30.00
Original price$120.00

For estimation purposes only — not financial, medical, or professional advice.

How to use this calculator

  1. 1Enter the original price before any discount.
  2. 2Enter the discount percentage advertised.
  3. 3See exactly how much you save and the final price you pay.

How it's calculated

Amount saved = original price x discount percentage / 100.

Final price = original price - amount saved, which is the same as price x (1 - discount/100).

Stacked discounts multiply rather than add: 20% then 10% off is 0.8 x 0.9 = 28% off, not 30%.

Discount Calculator FAQs

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