Fun video about this one on Numberphile https://www.youtube.com/watch?v=IMY2_yzDm9I

"they say there's a fine line between a numerator and a denominator" --?

another one of those maths jokes that makes me smile and confuses a lot of other people of why i'm laughing

3.1415926536212091649988555782837470430464925667776193389556...e-13

Nice

not impressive given that more 5s are needed than correct decimals produced