Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $839 and you need to know how much will you save on your purchase if the discount is 83 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (839 x 83) / 100
Amount Saved = 69637 / 100
Amount Saved = $696.37 (answer).
In other words, a 83% discount for a purchase with an original price of $839 equals $696.37 (Amount Saved), so you'll end up paying 142.63.