Tuesday, April 19, 2011

But what about larger numbers times 11

After Prof. Benjamin's video last week, a few smart alecks pointed out, "But that is only 2 digits, how about larger numbers?" Fair question. I know two ways to multiply larger numbers by 11- both fun! In a few minutes you will know both!

Dr. Phil has fun with a little math.

A few fun gifts for young math students:

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