50% off $20 is a discount of $10, so the final sale price is $10. Use the calculator below to change the numbers, or read the step-by-step math.
Formula: $20 × 0.50 = $10 discount. Then $20 − $10 = $10 sale price.
50% off $20 is a discount of $10, so the final sale price is $10.
You save exactly $10. Your out-the-door price (before tax) drops from $20 to $10.
The sale price is $10. Math check: $20 − ($20 × 50/100) = $10.