Why Pi Day 2016 Is Extra-Special - ABC News

A date like this one won't come around for another 100 years.
A date like this one won't come around for another 100 years.
Pizza Hut is offering a grand prize of free pizza to the first person who can solve a series of math problems.

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Melissa Tapper (@MsTapperMath) / X

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Melissa Tapper (@MsTapperMath) / X

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