There are many ways of thinking that you need to adjust, including the combination of numbers and shapes, classified discussion, functional equation, classified transformation and abstract ability.
For example, the properties of abstract functions can be compared with the properties of learned functions, or some laws can be summarized by ourselves.
You must be patient in math, or you will cheat people. The premise is that the basic knowledge passes. As an experienced person, I think this is experience.
Summary of district double reduction work 1
Reducing the burden of students' homework and off-campus training in compulsory educ