Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $6459 and you need to know how much will you save on your purchase if the discount is 99 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (6459 x 99) / 100
Amount Saved = 639441 / 100
Amount Saved = $6394.41 (answer).
In other words, a 99% discount for a purchase with an original price of $6459 equals $6394.41 (Amount Saved), so you'll end up paying 64.59.