About this calculator
Calculate sale price and savings from a percentage discount.
Use this for percentage-off discounts.
Formula
Savings = original price × discount%. Sale price = original price − savings.
Example
20% off 100 saves 20 and gives a sale price of 80.
Accuracy
NUMTX shows the assumptions next to the calculation so you can replace defaults with values that match your situation. For measurements, supplier rates, fees, interest, tax or regulated work, confirm important figures with the appropriate official or professional source.