Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $203 and you need to know how much will you save on your purchase if the discount is 78 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (203 x 78) / 100
Amount Saved = 15834 / 100
Amount Saved = $158.34 (answer).
In other words, a 78% discount for a purchase with an original price of $203 equals $158.34 (Amount Saved), so you'll end up paying 44.66.