TED-Ed

One is one ... or is it? - Christopher Danielson

TV-PG
2012 • E24    May 21, 2012    10m
TED-Ed Lesson: One bag of apples, one apple, one slice of apple -- which of these is one unit? Explore the basic unit of math (explained by a trip to the grocery store!) and discover the many meanings ...

Where to Watch TED-Ed - 2012 • E24

 

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