I just learned of this calculator: http://qamacalculator.com/
It works like any other, but it won't give you the answer until you tell it a "reasonable" estimate of the correct value! The tricky part, apparently, was defining "reasonable" -- single digit mulitplications require the exact answer, but other things are more accepting. Also, it's only $20! I bought one. It would be neat to have a front-end for the cell server that does something like this... Dan -- --- Dan Drake ----- http://math.pugetsound.edu/~ddrake -------
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