The magic of Vedic math.
"There is more than one way to reach a correct answer in mathematics. Vedic math, an ancient Indian method, sidesteps traditional computations in a manner that provides a shortcut, while being fun to use and to learn. At TEDYouth 2012, to ooh's and aah's from the amazed crowd, Gaurav Tekriwal demonstrates the magic of Vedic math."
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