Q: Why did the mutually exclusive events break up?
A: They had nothing in common.

Q: Why did the chicken cross the mobius strip?
A: To get to the same side.

Q: What did the mathematician's hungry parrot say? 
A: A poly "no meal"

Q: Why should the number 288 never be mentioned?
A: It's two gross.

Q: Why don't you do arithmetic in the jungle?
A: Because if you add 4+4 you get ate!

Q: What do you call a number that can't keep still? 
A: A roamin' numeral.

Q: What did Al Gore play on his guitar?
A: An algorithm!

Teacher: Why are you doing your multiplication on the floor?
Student: You told me not to use tables.

My partner's the square root of -100. A perfect 10, but purely imaginary.