1. Arithmetic: The nature of numbers and the changes and applications of the four operations are generally quite easy, accounting for about15% of the test questions;

2. Definition: including vocabulary, formulas and other problems solved by definition, accounting for about10% of the test questions;

3. Algebra: Calculations based on word algebra are mainly algebraic equations and algebraic inequalities, accounting for about15% of the test questions;

4. Text questions: Do some very simple operations by reading lengthy narratives, accounting for about 20% of the exam questions;

5. Geometry: including the calculation of angles, perimeters and (table) areas of plane geometric figures such as triangles, quadrilaterals, circles and even polygons; Calculation of surface area and volume of cuboid, cube and cylinder; And the content of simple analytic geometry; Total * * * accounts for about 25% of the exam questions;

6. Chart topic: Use statistical charts (mainly including circular charts, bar charts, linear charts and tables, etc.). ) Find out some problems that need to be solved by candidates through analysis and calculation, accounting for about 15% of the test questions.