Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $263 and you need to know how much will you save on your purchase if the discount is 13 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (263 x 13) / 100
Amount Saved = 3419 / 100
Amount Saved = $34.19 (answer).
In other words, a 13% discount for a purchase with an original price of $263 equals $34.19 (Amount Saved), so you'll end up paying 228.81.