Two boys writing down in a piece of paper lying on the floor
A person is solving a math problem on a small piece of paper with the help of another person.
Two kids are sitting at a table with a pen and paper doing math together.
A boy writes out a math problem while another boy discusses the results with him
Two kids are figuring out a math problem on a piece of paper.
A person is adding up numbers written on a piece of paper.
Someone is adding figures with a pen and a pad while a child gives them figures.
A person is doing calculations on a small piece of paper.
A person writes down a math problem on a small piece of paper while another person watches
A person is writing something on a piece of paper as another person points to the paper