A little boy was doing his maths homework, muttering to himself:2+5 the son of a bitch is 73+6 the son of a bitch is 9... His mother overheard him and asked in a shocked voice: 'What are you doing?'The boy replied: 'My maths homework'Mother: 'And THIS is how your teacher taught you ????'Boy: 'Yes' The infuriated mother called up the teacher and asked: ' Are you teaching maths to children by saying 2+2 the son of a bitch is 4??'The teacher laughed hysterically and replied: 'Madam. what I taught them was 2+2 THE SUM OF WHICH IS 4'.