Pi Approximation Day Countdown

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Pi Approximation Day Countdown!

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<iframe src="http://www.thinkcalculator.com/commemorative/pi-approximation-countdown-embedded.php" frameborder="0" scrolling="no" width="400" height="225"></iframe>

Pi Approximation Day commemorating the mathematical constant π (pi), since the fraction 22⁄7 is a common approximation of π is observed on July 22.

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