Father and son relationship fun

Son : Dad, math teacher beat me.

Father : Why? What were you done?

Son : Sir ask me 2+3=?

Father : What were you said?

Son : 5

Father : Then what were your teacher said?

Son : Sir asked me 3+2=?

Father : Oh ass ………… this answer is also same.

Son : I  was also saying that. But sir beat me.