1, understanding of decimal system: mainly explain what decimal system is, as well as basic concepts such as decimal digits and counting units. It can also be further subdivided into sub-topics such as decimal concept, numerical table and counting unit.
2. Decimal addition and subtraction: mainly explain how to add and subtract decimals, as well as the properties and operation rules of decimals. It can also be further subdivided into sub-topics such as decimal addition, decimal subtraction and the nature of decimal.
3. Decimal multiplication and division method: mainly explain how to carry out decimal multiplication and division operation, as well as the nature and operation law of multiplication and division method. It can also be further subdivided into sub-topics such as decimal multiplication, decimal division and the nature of multiplication and division.
4. Mixed operation: mainly explain how to carry out mixed operation, the order and rules of mixed operation. It can also be further subdivided into sub-topics such as the order of mixed operations and the rules of mixed operations.
5. Application problem: mainly explain how to solve mathematical problems in practical problems and the application of mathematics in real life. It can be further subdivided into practical problems, solutions and application effects.
Skills of learning mathematics well for students in grade three;
1. Establish a basic knowledge system of mathematics: Junior three students need to master basic mathematical knowledge, such as addition, subtraction, multiplication and division, fractions and decimals. Establishing a complete basic knowledge system is helpful for subsequent study and promotion.
2. Cultivate mathematical thinking: Mathematics is not only arithmetic, but more importantly, cultivate a way of thinking. Students can cultivate their own mathematical thinking by solving practical problems and participating in mathematical competitions.
3. Learn to summarize: Students can summarize knowledge points and form their own knowledge system when learning mathematics. At the same time, we should also learn to sort out what we have learned in order to better remember and use it.
4. Do more exercises: Mathematics is a subject that needs a lot of practice. Through a lot of practice, we can deepen our understanding and memory of knowledge points. At the same time, we can also find problems and shortcomings from practice and improve them in time.
5. Keep a positive attitude: Mathematics learning needs patience and perseverance, and students need to keep a positive attitude and optimistic attitude, constantly encourage themselves and overcome difficulties and challenges in learning.