Beth Py-Lieberman - Author, The Object at Hand: Intriguing and Inspiring Stories from the Smithsonian Collections Every year, the celebration of Pi Day (March 14 is 3.14) grows more ambitious. Math ...
The ability to round a number to a number of decimal places or to a number of significant figures is essential if answers are to be written to the correct degree of accuracy asked for in a question.
Today (3/14) is observed by math geeks everywhere as Pi Day. Pi (Ï€) is the ratio of the circumference of a circle to its diameter - 3.14159265359. You can celebrate by finding the circumference of a ...
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