The pie store is having a 20%20%20, percent off sale on all of its pies.
If the pie you want regularly costs $18$18dollar sign, 18, how much would you save with the discount?
+36916 If you're buying a pie that is 20% OFF...you wind up paying 80% of the ORIGINAL price
$18 x 80% = 18 x .8 = $ 14.40 
You would SAVE 20% of the original price
$ 18 x 20% = 18 x 0.2 = $ 3.60
