DataToolsLab
Finance & Business Tools

Discount Calculator

Calculate sale prices from original price and discount percentage, or find the discount % from prices.

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What is Discount?

Quickly figure sale prices and savings. This calculator handles percentage-off and fixed-amount discounts.

How it works

Sale = original x (1 - discount%). Savings = original - sale. Reverse: discount% = (savings / original) x 100.

  1. Enter your input. Type or paste your input into the field above — the tool responds instantly.
  2. Review the result. Output updates live as you type. Everything runs entirely in your browser.
  3. Copy or download. Use the Copy button to grab the result, or Download to save it as a file.

Examples

Realistic sample

Type or paste any realistic input — the tool computes the result locally and instantly.

Common mistakes

Expecting a server round-trip

Nothing is uploaded — every tool in this category runs entirely in your browser.

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