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Discount Calculator
Calculate sale prices, savings and percent off
About the Discount Calculator
The Discount Calculator works out sale prices and savings three ways: apply a percentage off to get the final price, work backward from an original and sale price to find the percent off, or calculate a final price that includes both a discount and tax.
How to Calculate a Discount
- Choose the mode that matches what you know — % Off, Price comparison, or Final + Tax.
- Enter the relevant prices, percentage or tax rate.
- Click Calculate to see the result.
Key Features
- Three calculation modes in one tool
- Combined discount and tax calculation
- Instant, real-time results
- Works for both shopping and business pricing
FAQ
Can I find out what percent off a sale price is?
Yes, use the Price → % Off tab with the original and sale prices.
Can I calculate a discount and tax together?
Yes, the Final + Tax tab applies both a discount percentage and a tax rate to the original price.
Does this work for business or bulk pricing?
Yes, the same math applies whether you're checking a single sale item or a bulk order price.
Is my data stored anywhere?
No, all calculations happen entirely in your browser.