Discount Calculator
Calculate the final price, savings or original price from a discount.
Enter the original price and discount percentage to find the final price and how much you save.
Final price
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You save
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About this tool
Processing happens directly in your browser. No files are uploaded to the server.
The Discount Calculator covers three everyday scenarios: find the final price after a percentage discount, calculate what discount percentage was applied, or reverse-engineer the original price from a sale price and discount.
How to use
- 1 Choose the mode: Price + Discount %, Original + Final, or Final + Discount %.
- 2 Enter the values into the fields.
- 3 The result updates instantly.
- 4 Use the quick-preset buttons (5 %, 10 %, 20 %, 50 %) for common discounts.
Frequently asked questions
How do I find the discounted price?
Final = Original × (1 − Discount / 100). For example, 200 × 0.80 = 160 with a 20 % discount.
How do I find the original price from a sale price?
Original = Final / (1 − Discount / 100).
Can I calculate what % discount was applied?
Yes. Use the \"Original + Final → Discount %\" mode.
Is it free?
Yes, completely free.