What is 20% off $30?
Price after 20% off
$24.00
You save $6.00
How it's calculated
- Find the discount: 20% of $30 = $30 × 0.2 = $6.00
- Subtract it from the price: $30 − $6.00 = $24.00
Shortcut: with 20% off you pay 80% of the price, so multiply $30 × 0.8 = $24.00 in one step.
Sales tax, if any, is usually added after the discount and isn't included here.