Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $4239 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 = (4239 x 78) / 100
Amount Saved = 330642 / 100
Amount Saved = $3306.42 (answer).
In other words, a 78% discount for a purchase with an original price of $4239 equals $3306.42 (Amount Saved), so you'll end up paying 932.58.