Math Arguments
180 Days of Ideas for Discussion in Math Class. (as of 9July2014, we're in overtime!)
Tuesday, April 15, 2014
100: Combinations. One more Twist.
We've seen this a couple of times now.
What if I had a white marker, one that didn't show, but still held a place?
How will that affect things?
Image from
Mr. Stadel
.
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