Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $179 and you need to know how much will you save on your purchase if the discount is 11 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (179 x 11) / 100
Amount Saved = 1969 / 100
Amount Saved = $19.69 (answer).
In other words, a 11% discount for a purchase with an original price of $179 equals $19.69 (Amount Saved), so you'll end up paying 159.31.