Teacher: “If I give you two rabbits and two rabbits and another two rabbits, how many rabbits have you got?”
Boy: “Seven!”
Teacher: “No, listen carefully again.
If I give you two rabbits and two rabbits and another two rabbits, how many rabbits have you got?”
Boy: “Seven!”
Teacher: “Let’s try this another way.
If I give you two apples and two apples and another two apples, how many apples have you got?”
Boy: “Six. “
Teacher: “Good.
Now if I give you two rabbits and two rabbits and another two rabbits, how many rabbits have you got?”
Boy: “Seven!”
Teacher: “How on earth do you work out that three lots of two rabbits is seven?”
Boy: “I’ve already got one rabbit at home now!”
This joke is included in the Black Book of Jokes. You can order it from here.