Discount Rate Calculator

This tool has been used times.

① Discounted Price
at
% off =
② Discount Rate
% OFF
③ Original Price
% off,
was
① Discounted Price
at
/10 off =
② Fraction Off
/10 off
③ Original Price
/10 off,
was
How to Use
Two Modes
Switch between “% OFF” and “Fraction Off” using the tabs at the top.
% OFF Calculate percentage-based discounts, e.g. “30% off” or “50% discount”.
Fraction Off Calculate discounts on a 0–10 scale. Enter 3 for “3/10 off” (= 30% off), or 5 for half price (= 50% off).
Each Tool
1 Discounted Price Enter the original price and discount rate to get the sale price. Savings amount is also shown.
2 Discount Rate Enter the original price and sale price to find out the discount percentage (or fraction).
3 Original Price Know the discount and sale price? Enter them to reverse-calculate the original price.
Tips
Results update in real time — no submit button needed.
The formula is shown below each result so you can verify how it was calculated.
Click any input field to select all text and type over it instantly.
“Clear All” resets every field in the current tab at once.

Please also review the Terms of Use for this web app before using it.

Found a bug or display issue? Let us know here.

Example: OS: Windows 11 / Browser: Chrome / The button does not respond when clicked / An error message saying “〇〇” is displayed
Consent
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