Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3572 and you need to know how much will you save on your purchase if the discount is 18 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3572 x 18) / 100
Amount Saved = 64296 / 100
Amount Saved = $642.96 (answer).
In other words, a 18% discount for a purchase with an original price of $3572 equals $642.96 (Amount Saved), so you'll end up paying 2929.04.