Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $830 and you need to know how much will you save on your purchase if the discount is 53 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (830 x 53) / 100
Amount Saved = 43990 / 100
Amount Saved = $439.9 (answer).
In other words, a 53% discount for a purchase with an original price of $830 equals $439.9 (Amount Saved), so you'll end up paying 390.1.