Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $1638 and you need to know how much will you save on your purchase if the discount is 84 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (1638 x 84) / 100
Amount Saved = 137592 / 100
Amount Saved = $1375.92 (answer).
In other words, a 84% discount for a purchase with an original price of $1638 equals $1375.92 (Amount Saved), so you'll end up paying 262.08.