(1) arithmetic
1. integer
(1) Integer and Its Operation
(2) Divisibility, common multiple and common divisor
(3) Odd and even numbers
(4) prime numbers and composite numbers
2. Fractions, Decimals and Percentages
3. Ratio and proportion
4. Number axis and absolute value
(2) Algebra
1. algebraic expression
(1) algebraic expression and its operation
(2) Factorization and factorization of algebraic expressions.
2. Fraction and its operation
3. Function
(1) set
(2) One-variable quadratic function and its image
(3) Exponential function and logarithmic function
4. Algebraic equations
(1) one-dimensional linear equation
(2) One-variable quadratic equation
(3) Binary linear equation
5. Inequalities
Properties of (1) inequality
(2) Average inequality
(3) Inequality solution
One-dimensional linear inequality (group), one-dimensional quadratic inequality, simple absolute inequality, simple fractional inequality.
6. Series, arithmetic progression, geometric series
(3) Geometry
1. Plane graphics
(1) triangle
(2) Quadrilateral (rectangle, parallelogram, trapezoid)
(3) Circular and fan-shaped
2. Space geometry
(1) cuboid
(2) Cylinder
(3) Sphere
3. Plane analytic geometry
(1) plane Cartesian coordinate system
(2) Linear equation and circular equation
(3) the distance formula between two points and the distance formula from point to straight line
data analysis
1. counting principle
(1) addition principle sum multiplication principle
(2) arrangement and arrangement number
(3) Combination and combination quantity
2. Data description
(1) average
(2) Variance and standard deviation
(3) Graphical representation of data
Bar chart, pie chart, digital table.
3. Possibility
(1) event and its simple operation
(2) Addition formula
(3) Multiplication formula
(4) Classical probability
(5) Bernoulli probability type