Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $861 and you need to know how much will you save on your purchase if the discount is 81 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (861 x 81) / 100
Amount Saved = 69741 / 100
Amount Saved = $697.41 (answer).
In other words, a 81% discount for a purchase with an original price of $861 equals $697.41 (Amount Saved), so you'll end up paying 163.59.