1. Consolidation exercise: Consolidation exercise aims to consolidate the knowledge and skills that students have learned in class. These exercises are closely related to the specific content of the current study, and the purpose is to consolidate and deepen the understanding and mastery of knowledge points through a lot of repetition and repeated exercises. Consolidation exercise is often a mechanical and complicated calculation, operation or application problem.

2. Literacy practice: Literacy practice focuses on cultivating students' mathematical thinking ability, problem-solving ability and creative thinking. This kind of exercises usually design some open questions, exploratory questions or applied questions, which require students to think, analyze and reason, and cultivate students' mathematical literacy and ability to solve practical problems.