See also the Dr. Math FAQ: 3D and higher Browse Middle School
History/Biography Stars indicate particularly interesting
answers or good places to begin browsing. Selected answers to
common questions: About Roman numerals. - Bach and Mathematics
[04/16/1997] What are some of the connections between music and
math? - Bachet's Theorem [10/08/1998] My maths teacher said that
a mathematician discovered that you can make any number by
adding together a combination of no more than 4 square - Bar
over a Whole Number? [06/05/2001] What does a bar over a whole
number indicate? - Base of Roman Numerals [04/07/2001] What is
the base of the Roman numeral system, base 10 or base 5? - The
Base of Roman Numerals [02/19/2004] What base does the Roman
Numeral system use? - Calculating the Date of Easter
[04/04/2001] How is the date Easter falls on calculated? -
Calculating Using Dates AD and BC [11/25/2003] How do you
calculate how many years there are between dates where one is
given in years B.C. and the other is in years A.