By far the most popular and well-stocked category of used instruments is our selection of guitars, where we've got a huge variety of all the big names. Used Gibson Les Paul, pre-owned Fender Telecaster and secondhand Stratocaster guitars are commonly found within these pages, waiting for their new homes with players and collectors.
22/7 is a pretty decent choice for teaching 11-year-olds about fractions that are close to pi. 355/113 would be better, if you think they can remember numbers that big. And approxRational is fun. Exercise for the interested reader: implement an inverse to approxRational.
No not really-Pi, is approximately equal to 3.14159 and is an irrational number, which means that it cannot be expressed exactly as a ratio of two integers.Therefore cannot â¦ be expressed as a fraction. 5 people found this useful.o not really-Pi, is approximately equal to 3.14159 and is an irrational number, which means that it cannot be expressed exactly as a ratio of two integers. Therefore cannot â¦ be expressed as a fraction. 5 people found this useful.