A cow-culator. haha haha ha ... ok, I'll leave.
Russel.
He left lip prints on the mirror!
A pat on the head.
they go to the moovies
because cot(0) doesn't exist ... This joke... it burns my eyes...
Math, it's due Friday" *I slowly crumple the paper and put it in my mouth* They'll never believe u
You use a cow-culator. Or you round them up. Or any other method the commenters want.