Discount Calculator

Calculate discounts, sale prices, and savings from percentage or fixed amount discounts.

sellDiscount Calculator
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Discount Details

Original Price
$
Discount Type
Discount Value
%
Tax Rate (Optional)
%
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Discount Summary

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Enter your original price and discount to see results

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About Discount Calculator

The Discount Calculator helps you quickly determine the final sale price after applying a percentage or fixed amount discount. Enter the original price, choose your discount type, and instantly see how much you save. It also supports an optional tax rate so you can calculate the total cost including sales tax on the discounted price.

Whether you are shopping for deals, pricing products for your store, or comparing offers, this tool makes it easy to see the exact savings and final cost. All calculations run locally in your browser with no data sent to any server.

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How to Use

01

Enter Original Price

Type the original price of the item before any discount is applied.

02

Choose Discount Type

Select Percentage to discount by a percentage of the price, or Fixed Amount to subtract a specific dollar amount.

03

Set Discount Value

Enter the discount amount or pick a preset percentage (10%, 15%, 20%, 25%, 30%, 50%). Optionally add a tax rate.

04

Calculate

Click the Calculate button to see the discount amount, sale price, savings, and final price with tax if applicable.

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Frequently Asked Questions

How do I calculate a percentage discount? expand_more
Enter the original price, select Percentage mode, and type the discount percentage (e.g., 20). The calculator multiplies the original price by the percentage to find the discount amount, then subtracts it to show your sale price.
What is the difference between percentage and fixed amount discount? expand_more
A percentage discount takes a proportion of the original price (e.g., 20% off $100 = $20 off). A fixed amount discount subtracts a set dollar value regardless of the price (e.g., $15 off any item). Use percentage for proportional deals and fixed amount for flat-rate coupons.
How does the tax rate work with discounts? expand_more
The optional tax rate is applied to the price after the discount. For example, if an item is $100 with a 20% discount, the discounted price is $80. A 10% tax on $80 adds $8, making the final price $88.
How is the savings amount calculated? expand_more
The savings amount equals the discount amount — the difference between the original price and the discounted price. The savings percentage shows what fraction of the original price you save.
Is my data secure when using this calculator? expand_more
Yes. All calculations happen locally in your browser using JavaScript. No prices, discounts, or financial data are sent to any server. The tool works fully offline once loaded.