Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $450 and you need to know how much will you save on your purchase if the discount is 23 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (450 x 23) / 100
Amount Saved = 10350 / 100
Amount Saved = $103.5 (answer).
In other words, a 23% discount for a purchase with an original price of $450 equals $103.5 (Amount Saved), so you'll end up paying 346.5.