This is a lesson on how to solve multi-step word problems by using different operations. The video teaches how to understand the question and figure out which operation to use to solve the problem. The teacher explains the importance of paying close attention to the question and dividing the problem into steps to solve it. The lesson provides two examples of word problems and shows how to make a plan to solve each problem by thinking about the question and using different operations. The video emphasizes that solving multi-step word problems requires careful planning and the use of multiple operations.