2 + 2 can be 22

By Lu Pan in commentary on

I recently found this well-made short film, Alternative Math, https://www.youtube.com/watch?v=Zh3Yz3PiXZw. It became again after the University of Carlifornia decided to stop using ACT/SAT. I am a father of two young children, and I think everyone, including the teacher in the film, can do…