On 11/28/05, net kat <netkat at comcast.net> wrote: > > we're not contesting that 1% is 1/100. We are all on board with that > revelation. > > But in the context of doing a calculation wherein you want to know > the result of making a particular number 15% bigger, it is idiotic > for the calculator to return 0.15 on the grounds that 15% may be > expressed as 0.15. < That factoid is not relevant to the desired > goal other than as a multiplier which we expect the % function to > handle. > > After all, that's why they're called "Functions." That is, they > perform functions so that the user doesn't have to. If you want to make a number, say x, fifteen percent bigger, then the appropriate mathematical function is: x * 1.15, not x + 15%.