Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $2556 and you need to know how much will you save on your purchase if the discount is 21 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (2556 x 21) / 100
Amount Saved = 53676 / 100
Amount Saved = $536.76 (answer).
In other words, a 21% discount for a purchase with an original price of $2556 equals $536.76 (Amount Saved), so you'll end up paying 2019.24.