[X4U] Tiger's Calculator.app no longer does percentages?

John Baltutis baltwo at san.rr.com
Mon Nov 28 10:04:34 PST 2005


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%.


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