Sunday, 23 March 2014

cool new way to do multiplication

                                     

                                          https://www.youtube.com/watch?v=-Jn18MBeibA

2 comments:

  1. Too bad there's no sound. It's cool, but is it useful? Maybe we should try to have one person do it that way and another person use old school multiplication, then see who's faster... or not...

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  2. The video itself had no sound. Sorry, but I thought I'd post it anyway.

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