In the video, a young child is seen holding a smartphone and using the calculator app to perform a calculation. The child is focused on the screen and appears to be pressing the buttons on the calculator app to solve the problem. The child's fingers are visible as they tap on the screen, and the numbers on the calculator are clearly displayed. The child seems to be enjoying the activity, as they are smiling and looking at the camera. The background is not clearly visible, but it appears to be an indoor setting.