Discount Calculator
Calculate the sale price, discount amount and total savings instantly.
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Find What % Off
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How to Calculate a Discount
To find the sale price: multiply the original price by the discount percentage, then subtract from the original. For example, 20% off £50 = £50 × 0.20 = £10 saving, so the sale price is £40.
Frequently Asked Questions
How do I calculate 20% off a price?
Multiply the price by 0.20 to get the discount amount, then subtract from the original. Or use the calculator above.
How do I find what percentage off something is?
Use the second calculator above — enter the original and sale price to find the discount percentage instantly.
Is the discount calculator free?
Yes, completely free with no sign up required.