Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $511 and you need to know how much will you save on your purchase if the discount is 23 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (511 x 23) / 100
Amount Saved = 11753 / 100
Amount Saved = $117.53 (answer).
In other words, a 23% discount for a purchase with an original price of $511 equals $117.53 (Amount Saved), so you'll end up paying 393.47.