Subtract (82.20 x .40) from 82.20, should get 49.32
a = variable b = 40%a a - b = c
40% off 165 = 165 - (0.40 x 165) = 99
25 percent off of 40 is 30.
40 percent off of 125 is 75.
40 percent off of 36.99 is 22.194.
40 percent off of 50.54 is 30.32
67.2 is 40 percent off of 168.
64.00 is 40 percent off of 160.00
40 percent off of 7.25 is $2.90.
I assume you are talking about a sale, so if you take 40% off 10.90 you are left with 6.54, or a difference of 4.36.
40 percent off 32.75 = a new total of 19.65
Percent off is 30.00.