Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $38 and you need to know how much will you save on your purchase if the discount is 15 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (38 x 15) / 100
Amount Saved = 570 / 100
Amount Saved = $5.7 (answer).
In other words, a 15% discount for a purchase with an original price of $38 equals $5.7 (Amount Saved), so you'll end up paying 32.3.