Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $2580 and you need to know how much will you save on your purchase if the discount is 88 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (2580 x 88) / 100
Amount Saved = 227040 / 100
Amount Saved = $2270.4 (answer).
In other words, a 88% discount for a purchase with an original price of $2580 equals $2270.4 (Amount Saved), so you'll end up paying 309.6.