1. The understanding of numbers: including the understanding and operation of natural numbers, integers, decimals and fractions, and their relationships.
2. Four operations: the operation rules and properties of addition, subtraction, multiplication and division, and the order of mixed operations.
3. Application problem: through practical problems, learn how to use the knowledge to solve problems and improve the ability to solve problems.
4. Geometric figures: including the understanding of points, lines, surfaces and bodies, as well as the nature and classification of various geometric figures.
5. Measurement: Learn the measurement methods and units of length, area, volume, time and quality.
6. Data processing: including data collection, collation, representation (such as bar charts and line charts) and analysis.
7. Logical reasoning: Cultivate students' logical thinking ability and judgment and reasoning ability through some logical topics.
8. Formulas and equations: Learn how to express problems with formulas and equations and how to solve equations.
9. Elementary algebra: learn the concept of unknown and simple algebraic operations.
10. Preliminary geometry: learn the properties and calculation of basic figures such as angles, triangles, quadrangles and circles.
1 1. preliminary statistics: the collection, collation, representation and analysis of learning data, as well as the preliminary concept of probability.
The above are the main knowledge points of primary school mathematics, but the specific knowledge points may be different due to different textbooks and regions.