Square Large Numbers In Your Head Quickly

Posted on April 1, 2010 by admin

This is a really handy trick:

http://lifehacker.com/5506418/square-large-numbers-in-your-head-quickly

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2 Responses to Square Large Numbers In Your Head Quickly

  1. hyphenw says:
    April 1, 2010 at 2:35 PM

    cool? yes. handy? … really?

  2. admin says:
    April 4, 2010 at 11:27 AM

    Hmm, I guess it’s not “handy” per se. Only if you didn’t have a pen/paper with you and preferred to not stare into space looking at your imaginary math work.

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