On 11/27/05, at 3:25 PM, Aron Spencer aron at r8ix.com said: >Nevertheless, 15% is not exclusively a ratio. It is a shorthand for >"hundredths". So 24839% = 248.39 > >Obviously, the problem is that there is no "of" button on the calculator. > >As far as tipping goes, there is an implied "of" as in "of the bill" >which is distinctly different than the OP's notation of "+". Hence the >inconsistent calculator convention. Agreed, 15% is 15/100s or .15 -- that's why 15% of 28.05 is .15 X 28.05 not .15 + 28.05. Tom Miller .................................................. "The only time we see the middle of the road is as we run from side to side." R.O.Clark ...................................................