Changed it. The revision of the fifth-grade mathematics textbook of People's Education Edition was successfully completed, and all the illustrations were redrawn, adhering to the mainstream aesthetic orientation of the public. In September 2022, the new semester has been used. The new textbook embodies the sunny, uplifting and cheerful spirit of children in China in the new era, and follows the laws of children's cognition and physical and mental development. It is fresh and elegant, concise and generous, with pictures and texts.