'A little boy was doing his math hw & saying:
2+5, the son of a bitch is 7.
3+6, the son of a bitch is 9.
His Mom: What are you doing?
Boy: I'm doing math homework.
Mom: This is how your teacher taught u?
Boy: Yes.

Infuriated, Mom asked the teacher the next day- 'What are you teaching my son in math?'

Teacher: Right now, we are learning addition.

Mom: You teaching them to say 2+2, the son of a bitch is 4?

Teacher after laughing: What I taught them was, 2+2, the sum of which is 4'