1. Recognition and operation of numbers: Learn to recognize numbers from 0 to 9 and master the basic operation methods of addition, subtraction, multiplication and division.

2. Understanding of quantity and numerical value: Learn to understand the concept of quantity, such as how much, less than, greater than, and comparison of numerical values.

3. Order and sequence: Learn to recognize the order and sequence of numbers, such as arranging numbers from small to large and from large to small.

4. Understanding of fractions and decimals: Learn to understand the concepts of fractions and decimals, and master the reading and writing methods of fractions and decimals.

5. Identification and classification of graphics: Learn to identify common two-dimensional graphics, such as squares, rectangles, circles, etc., and can classify and identify them.

6. Measurement of length, weight and capacity: Learn to use tools such as rulers, scales and containers to measure length, weight and capacity.

7. Data collection and collation: Learn how to collect and collate data, such as making tables and charts, and conducting simple data analysis.

8. Cultivation of problem-solving ability: By solving practical problems, cultivate students' logical thinking and problem-solving ability.

9. Cultivation of mathematical thinking: Cultivate students' mathematical thinking ability, such as observation, reasoning, analysis and judgment.

10. Application of mathematics: Learn to apply mathematical knowledge to real life, such as calculating the total price and distance when shopping.

The above are the main points of primary school mathematics learning. By systematically studying and mastering these contents, students can lay a solid foundation for mathematics and lay a good foundation for further study and development.