Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $546 and you need to know how much will you save on your purchase if the discount is 64 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (546 x 64) / 100
Amount Saved = 34944 / 100
Amount Saved = $349.44 (answer).
In other words, a 64% discount for a purchase with an original price of $546 equals $349.44 (Amount Saved), so you'll end up paying 196.56.