Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3343 and you need to know how much will you save on your purchase if the discount is 90 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3343 x 90) / 100
Amount Saved = 300870 / 100
Amount Saved = $3008.7 (answer).
In other words, a 90% discount for a purchase with an original price of $3343 equals $3008.7 (Amount Saved), so you'll end up paying 334.3.