Students don't change so much....

A Kindergarten teacher was teaching addition to Johnny....

KT: Johnny, if you have two rabbits, plus two rabbits, plus two rabbits, how many Rabbits will you have.

Johnny: I'd have seven rabbits total.

KT: Johnny, let's look at it again, there are two rabbits, plus two rabbits, plus two rabbits -- how many do you have?

Johnny: I'd have Seven.

KT: let's try it with apples... two apples, plus two apples, plus two apples.... how many apples would you have.
Johnny: I'd have six apples total.

KT: Johnny, why do you have six apples but seven rabbits?

Johnny: Well, I'd have the six rabbits here, plus the one at home.