2. Emphasize the combination of numbers and shapes, and develop geometric thinking and quasi-geometric thinking.
3. Pay attention to overall analysis and advocate block thinking.
4. Encourage bold guesses and develop mathematical thinking habits that are good at guessing.
In fact, I don't think there is a universal teaching method. Any useful method will only work for those students who have the motivation to learn and suffer from poor learning methods, especially the lack of thinking methods. Mathematics is a subject of thinking. In China's current mathematics education, how to design and infiltrate mathematics inspiration education is an important reform. We should pay attention to cultivating students' creative thinking, unify imparting knowledge with cultivating thinking ability, and cultivate creative talents to meet the needs of society.