Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $215 and you need to know how much will you save on your purchase if the discount is 11 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (215 x 11) / 100
Amount Saved = 2365 / 100
Amount Saved = $23.65 (answer).
In other words, a 11% discount for a purchase with an original price of $215 equals $23.65 (Amount Saved), so you'll end up paying 191.35.