With a cow-culator! (Rimshot)
Moo-sic!
The cow didn't make it.
Because he always seemed to get hung up on addition.
They both have an alge-bra.
A cow-culator. haha haha ha ... ok, I'll leave.
You use a cow-culator. Or you round them up. Or any other method the commenters want.
You can't lick a woman dry. Rimshot*