Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $156 and you need to know how much will you save on your purchase if the discount is 28 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (156 x 28) / 100
Amount Saved = 4368 / 100
Amount Saved = $43.68 (answer).
In other words, a 28% discount for a purchase with an original price of $156 equals $43.68 (Amount Saved), so you'll end up paying 112.32.