Math Jokes to make you laugh (and groan!)

Everyone loves a good pun! They make people laugh, they make people smile, and if they're really good, they might even make people groan! With that in mind, we thought we'd give you a few math jokes to make the mathematician in your life smile! (Note: the mathematician in your life will probably also groan at a couple of these as well)

Why couldn't the number stay still?
It was a Roamin' Numeral!

Why shouldn't you talk to zero?
It's pointless!

But why shouldn't you talk to pi?
It will just go on forever!

If you ever need help with something, don't ask an obtuse triangle.
It will never be right!

We know 6 was afraid of 7 because 7 8 9, but why did 7 eat 9?
You're supposed to eat 3 squared meals a day!

How do mathematicians travel short distances?
They take a Rhom-bus!

How do mathematicians travel long distances?
They take an x-y plane!

Why are math lectures so long?
The teachers like going on tangents!

How do you stay warm in a cold room?
Stand in the corner - they're always 90 degrees!

Did you see the math professors with the graph paper?
They must be plotting something!

Did you hear about the retired calculus teacher?
He's doing alright - just having some trouble dealing with the aftermath.

Infinitely many mathematicians walk into a bar.
The first mathematician says "I'd like one beer, please."
The second mathematician says "I'd like half a beer, please."
The third mathematician says "I'd like a quarter of a beer, please."
The bartender pours two drinks.
"Come on," he says, "you guys should know your limit!"