Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $805 and you need to know how much will you save on your purchase if the discount is 54 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (805 x 54) / 100
Amount Saved = 43470 / 100
Amount Saved = $434.7 (answer).
In other words, a 54% discount for a purchase with an original price of $805 equals $434.7 (Amount Saved), so you'll end up paying 370.3.