The symbol for division (÷) is called an obelus.


One Googol is the number 1 followed by 100 zeros. The name ‘googol’ was invented by a 9 year old boy who was asked to think up a name for a very big number, namely, 1 with a hundred zeros after it.


A ‘jiffy’ is an actual unit of time for 1/100th of a second.


Did you know that the opposite sides of a dice cube add up to seven?


Mozart implemented the Fibonacci sequence in some of his most beautiful, well-known pieces of music. He would jot down mathematical equations in the margins of the score for various compositions, most notably, his Piano Sonata #1 in C major K279.