Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3664 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 = (3664 x 85) / 100
Amount Saved = 311440 / 100
Amount Saved = $3114.4 (answer).
In other words, a 85% discount for a purchase with an original price of $3664 equals $3114.4 (Amount Saved), so you'll end up paying 549.6.