Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $1274 and you need to know how much will you save on your purchase if the discount is 80 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (1274 x 80) / 100
Amount Saved = 101920 / 100
Amount Saved = $1019.2 (answer).
In other words, a 80% discount for a purchase with an original price of $1274 equals $1019.2 (Amount Saved), so you'll end up paying 254.8.