Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $159 and you need to know how much will you save on your purchase if the discount is 33 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (159 x 33) / 100
Amount Saved = 5247 / 100
Amount Saved = $52.47 (answer).
In other words, a 33% discount for a purchase with an original price of $159 equals $52.47 (Amount Saved), so you'll end up paying 106.53.