This math topic focuses on multiplying two-digit numbers, particularly within a scenario involving cars and their riders. Students are presented with problems where they must calculate the total number of riders in a certain number of cars, each containing a fixed number of riders. The problems emphasize practical application of multiplication skills, linking them to real-world situations. Additionally, this topic is a component of a larger unit on division involving two digits by one digit, showcasing a connection between multiplication and division concepts.