Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $720 and you need to know how much will you save on your purchase if the discount is 88 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (720 x 88) / 100
Amount Saved = 63360 / 100
Amount Saved = $633.6 (answer).
In other words, a 88% discount for a purchase with an original price of $720 equals $633.6 (Amount Saved), so you'll end up paying 86.4.