In the video, a man is standing in front of a whiteboard. He is holding a black marker and writing on the board. The whiteboard has a mathematical equation written on it, which the man is solving. The equation appears to be a fraction, and the man is writing down the answer. The man is wearing a black shirt and is standing in a room with a white wall. The whiteboard is mounted on the wall, and there is a light source shining on it. The man is focused on the equation and appears to be explaining the solution as he writes it down.