Discount Calculator - Free Online Discount & Sale Price Calculator

Calculate discounts, sale prices, and savings. Find original price or discount percentage.

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About Discount Calculator

Calculate discounts, sale prices, and savings for shopping and business.

  • Calculate final price after discount
  • Find original price from discounted price
  • Calculate discount percentage
  • See your savings instantly
  • Copy results to clipboard

About Discount Calculator

Calculate discounts, sale prices, and savings. Find original price or discount percentage. Discount Calculator is a free online tool by NeXiilo — no sign-up required, and everything runs privately in your browser.

Whether you use it daily for work or occasionally for a quick task, Discount Calculator gives you fast, accurate results without uploading your data anywhere.

How to Use Discount Calculator

  1. Open the Discount Calculator above — paste or enter your input.
  2. Adjust any options to match what you need.
  3. Get instant results right in your browser.
  4. Copy or reuse the output wherever you need it.

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Frequently Asked Questions

How do I calculate discount amount?

Discount Amount = Original Price × (Discount Percentage / 100). For example, a 20% discount on $100 gives: 100 × (20 / 100) = $20 discount.

How do I find the sale price?

Sale Price = Original Price - Discount Amount. Alternatively: Sale Price = Original Price × (1 - Discount Percentage / 100). This gives the final price after discount.

How do I calculate discount percentage?

Discount Percentage = ((Original Price - Sale Price) / Original Price) × 100. This tells you what percentage discount was applied.

Can I calculate original price from sale price?

Yes, Original Price = Sale Price / (1 - Discount Percentage / 100). This is useful when you know the sale price and discount but need to find the original price.

Are discounts applied before or after tax?

Discounts are typically applied before tax. The sequence is: Original Price → Discount Applied → Tax Calculated on Discounted Price. Always check local tax regulations.