Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $770 and you need to know how much will you save on your purchase if the discount is 3 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (770 x 3) / 100
Amount Saved = 2310 / 100
Amount Saved = $23.1 (answer).
In other words, a 3% discount for a purchase with an original price of $770 equals $23.1 (Amount Saved), so you'll end up paying 746.9.