Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $520 and you need to know how much will you save on your purchase if the discount is 50 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (520 x 50) / 100
Amount Saved = 26000 / 100
Amount Saved = $260 (answer).
In other words, a 50% discount for a purchase with an original price of $520 equals $260 (Amount Saved), so you'll end up paying 260.