Discount Calculator
Calculate the sale price, discount amount and total savings instantly for any percentage off.
Changing currency changes the unit and formatting only; it does not convert the amounts.
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About This Tool
What it does
Calculates sale prices, savings amounts and discount percentages. Works with any currency — dollars, pounds, euros, Australian dollars and more.
Who it's for
Shoppers calculating savings during sales, business owners setting discounts, anyone comparing deals. Used across the US, UK, Australia, Canada and worldwide.
Your privacy
No data stored or transmitted. All calculations run in your browser instantly.
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Frequently Asked Questions
How do I calculate a discount price online?
Enter the original price and discount percentage above — the sale price and savings amount appear instantly. For example, 30% off $80 = $24 saving, pay $56. Works with any currency including dollars, pounds, euros and more.
How do I find what percentage off a sale price is?
Use the "Find What % Off" calculator — enter the original price and the sale price. It instantly calculates the exact discount percentage and how much you save. Useful for comparing deals and checking if a sale price is genuinely discounted.
How much is 20% off £80?
20% off £80 = £16 discount, so you pay £64. Quick reference: 10% off £80 = £72, 25% off £80 = £60, 50% off £80 = £40. Enter any price and percentage above for an instant result.
Is a 30% off sale actually a good deal?
30% off is a genuine discount but retailers often inflate original prices before a sale. To check if it's a real deal, use the "find what % off" calculator — enter the original price and the sale price to see the true discount percentage and savings amount.
How do I calculate Black Friday savings?
Enter the original price and the discount percentage in the Sale Price calculator above. It instantly shows your sale price and exactly how much you save. Works for any sale — Black Friday, Boxing Day, Amazon Prime Day or any percentage-off promotion.
How do I work out what percentage off a sale price is?
Use the "Find What % Off" calculator — enter the original price and the sale price. For example, a jacket originally £120 now £84: that's 30% off and a £36 saving. Useful for comparing deals across different retailers.
How much do I save with a student discount?
Most student discounts globally are 10–20%. Examples: 10% off $100 saves $10 (pay $90), 20% off £50 saves £10 (pay £40), 15% off A$120 saves A$18 (pay A$102). Student discount programmes like UNiDAYS and Student Beans are available in the UK, US, Australia, Canada and many other countries. Enter any amount and discount percentage above for your exact saving.
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