20% off $500 is a discount of $100, so the final sale price is $400. Use the calculator below to change the numbers, or read the step-by-step math.
Formula: $500 × 0.20 = $100 discount. Then $500 − $100 = $400 sale price.
20% off $500 is a discount of $100, so the final sale price is $400.
You save exactly $100. Your out-the-door price (before tax) drops from $500 to $400.
The sale price is $400. Math check: $500 − ($500 × 20/100) = $400.