1, the content of high school mathematics is abstract and theoretical, especially the algebra of senior one, the first thing you encounter is the function with strong theory, which makes it difficult for some students who are good at junior high school mathematics to adapt.

2. The thinking method of senior high school mathematics leaps to the rational level, while junior high school mathematics is simpler and can be solved according to certain steps; The problem-solving of senior high school mathematics is complicated, which requires students to think from many angles and aspects.

3. With the increase of knowledge content, the workload of students mastering knowledge in the same time has obviously increased.