Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $55 and you need to know how much will you save on your purchase if the discount is 82 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (55 x 82) / 100
Amount Saved = 4510 / 100
Amount Saved = $45.1 (answer).
In other words, a 82% discount for a purchase with an original price of $55 equals $45.1 (Amount Saved), so you'll end up paying 9.9.