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[Frank Bax]

At 01:24 AM 12/21/04, Alvin Smith wrote:

>On Monday 20 December 2004 10:00 am, Frank Bax wrote:
>
> > It seems -20C and -2F are closer to the same temp than I thought
>
>((C*9)/5)+32=F
>
>((F-32)*5)/9=C
>
>So,
>-2F = -19C
>and
>-20C = -4F
>
>are virtually the same!


I knew those formulae, but doing the arithmetic in my head is not as 
accurate as it used to be.  I have a B. Math degree, but simple arithmetic 
gets me every time.