Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $542 and you need to know how much will you save on your purchase if the discount is 8 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (542 x 8) / 100
Amount Saved = 4336 / 100
Amount Saved = $43.36 (answer).
In other words, a 8% discount for a purchase with an original price of $542 equals $43.36 (Amount Saved), so you'll end up paying 498.64.