Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $591 and you need to know how much will you save on your purchase if the discount is 85 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (591 x 85) / 100
Amount Saved = 50235 / 100
Amount Saved = $502.35 (answer).
In other words, a 85% discount for a purchase with an original price of $591 equals $502.35 (Amount Saved), so you'll end up paying 88.65.