Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $423 and you need to know how much will you save on your purchase if the discount is 72 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (423 x 72) / 100
Amount Saved = 30456 / 100
Amount Saved = $304.56 (answer).
In other words, a 72% discount for a purchase with an original price of $423 equals $304.56 (Amount Saved), so you'll end up paying 118.44.