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Multiply Using Diagonal Lines November 18, 2006

Posted by Unreasonable in Matters Educational, Matters Practical.
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Video demonstrating multiplication using diagonal lines.  It’s very cool, but hard to explain.  Just watch.

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1. Alex's Adventures in Numberland. - May 3, 2010

[…] It sounded good when I saw him talk about it on TV (doing multiplication with diagonal lines – Multiply Using Diagonal Lines An Unreasonable Man) but I'm not so sure now I have read the above review. Still hoping to become Comfortably Numb […]


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