Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $1339 and you need to know how much will you save on your purchase if the discount is 13 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (1339 x 13) / 100
Amount Saved = 17407 / 100
Amount Saved = $174.07 (answer).
In other words, a 13% discount for a purchase with an original price of $1339 equals $174.07 (Amount Saved), so you'll end up paying 1164.93.