Discount Calculator
Calculate the discount amount and final price instantly — useful for sales, promotions, or checking a supplier's discount offer.
Figures are shown in the currency you select. Currency is a display setting only — no exchange-rate conversion is applied.
What your result means
This tool gives you an instant, accurate discount calculator so you can make pricing and planning decisions with real numbers instead of guesswork. Adjust any input and recalculate to explore different scenarios before you commit.
Formula
Final Price = Original Price − Discount Amount
Worked example
A store runs a 25% off promotion on an item priced at $80.
Final Price = $80 − $20 = $60
Common mistakes
- Stacking multiple discounts by simply adding percentages (two 10% discounts is not 20% off — it's 19%).
- Discounting below your break-even price without realising it, especially on already low-margin items.
- Applying the discount percentage to cost instead of to the original selling price.
Frequently asked questions
How do I stack two discounts correctly?
Apply them one after another, not by adding the percentages. A $100 item with 10% off, then a further 10% off, is $100 × 0.90 × 0.90 = $81 (19% total off), not $80.
Will this discount still be profitable?
This calculator tells you the final price, not whether it's profitable. Check the discounted price against your cost using the Profit Margin Calculator before running a promotion.
How do I work backwards from a target final price?
Divide your target final price by the original price, subtract that from 1, then multiply by 100 to get the required discount percentage.