This online calculator finds the discount from the sale price and the usual price, the sale price from the discount and the usual price and the usual price from the sale price and the discount
This online calculator illustrates the concept of discount as "a reduction in the usual price for something" (according to Cambridge Dictionary). A discount is usually given in percents. You can find all formulas below the calculator.
How to calculate discount
Thus said, a discount is a reduction in the usual price for something
Often discount is given as a percentage of the usual price. There are three parameters to find: a regular price, a sale price, and a discount.
To find the discount in percents from the given regular price and sale price use this formula:
To find the regular price from the given sale price and the discount percent, use this formula:
To find the sale price from the given regular price and the discount percent, use this formula: