Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3972 and you need to know how much will you save on your purchase if the discount is 78 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3972 x 78) / 100
Amount Saved = 309816 / 100
Amount Saved = $3098.16 (answer).
In other words, a 78% discount for a purchase with an original price of $3972 equals $3098.16 (Amount Saved), so you'll end up paying 873.84.