You can find ten percent of any number by simply moving the decimal point one place to the left.
So In your problem 10% of $82.00 would be $8.20. Now we simply subtract.
$82.00 - $8.20 = $73.80
15% means 15/100 which = 0.15 0.15 * 8200 = 1230
10 percent off of 230 is 23.
10 percent off 87.99 is 8.80.
10 percent off of 35.99 is 3.60.
10 percent off 325 = 292.5
8200.
20% of 8200= 20% * 8200= 0.2 * 8200= 1,640
15% means 15/100 which = 0.15 0.15 * 8200 = 1230
8200/492 = 16.6 recurring%
10 percent off 129 is 12.9.
10 percent off 27.99 is 2.80.
10 percent off 139.99 is 14.
10 percent off of 127.40 is 12.74.
10 percent off 87.99 is 8.80.
10 percent off of 35.99 is 3.60.
10 percent off of 230 is 23.
10 percent off 325 = 292.5