40% Off Calculator

Calculate 40% off any price in one tap. Enter the original price and instantly see the discount amount and your final sale price — plus a mental-math shortcut so you can do it without a phone.

FAQ

How do I calculate 40% off?

Multiply the price by 0.40 to get the discount, then subtract that from the price. Example: 40% off $100 = $40 discount, $60 sale price.