You can use continued fractions to get as close as you want to pi with a fraction (and it gets closer much faster than the decimal approximation, too!) Continue

You can use continued fractions to get as close as you want to pi with a fraction (and it gets closer much faster than the decimal approximation, too!) Continued fractions are worth taking a look at if you've never seen them, they're pretty cool. http://en.wikipedia.org/wiki/Continued_fractions http://en.wikipedia.org/wiki/Continued_fractions