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Discount Calculator

Calculate the final price after a discount and see how much you save.

About This Tool

Free discount calculator online — calculate the sale price, savings amount, and discount percentage for any product. Works in three modes: enter original price + discount % → get sale price; enter original price + sale price → get discount %; enter sale price + discount % → get original price. No sign-up, instant, browser-based. Shoppers use it to quickly calculate actual savings before buying, to compare "20% off" vs "flat $30 off" deals, and to figure out the original price of a sale item. Retailers use it to set sale prices at target margins. Students use it for math problems involving percentage discounts.

How to Use

  1. 1

    Enter the original price

    Type the regular (full) price of the item.

  2. 2

    Enter the discount percentage

    Type the discount percentage (e.g., 25 for 25% off).

  3. 3

    Read the results

    See the sale price, the amount saved, and the effective discount amount.

Frequently Asked Questions

How do I calculate 20% off $150?+
20% of $150 = $30. Sale price = $150 - $30 = $120. Enter 150 as original price and 20 as discount % in the calculator.
How do I find the original price from a discounted price?+
Use the reverse mode: enter the sale price and the discount percentage. The calculator solves for the original price using: original = sale price ÷ (1 - discount%/100).

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