Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $199 and you need to know how much will you save on your purchase if the discount is 58 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (199 x 58) / 100
Amount Saved = 11542 / 100
Amount Saved = $115.42 (answer).
In other words, a 58% discount for a purchase with an original price of $199 equals $115.42 (Amount Saved), so you'll end up paying 83.58.