Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $517 and you need to know how much will you save on your purchase if the discount is 10 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (517 x 10) / 100
Amount Saved = 5170 / 100
Amount Saved = $51.7 (answer).
In other words, a 10% discount for a purchase with an original price of $517 equals $51.7 (Amount Saved), so you'll end up paying 465.3.