Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $871 and you need to know how much will you save on your purchase if the discount is 79 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (871 x 79) / 100
Amount Saved = 68809 / 100
Amount Saved = $688.09 (answer).
In other words, a 79% discount for a purchase with an original price of $871 equals $688.09 (Amount Saved), so you'll end up paying 182.91.