1, the teacher has clear thinking, fluent language and reasonable and effective arrangement. Fully explain lesson preparation, highlight key points, and be good at mobilizing students' enthusiasm. The way out to improve the efficiency of classroom teaching, in a sense, lies in giving full play to students' subjective initiative.

2. The teaching process is clear and always focuses on the teaching objectives. Grasp the key points and highlight the difficulties. Teachers can guide students to observe, calculate, compare, guess, reason, communicate and other activities, so that students can effectively experience the formation process of mathematical knowledge.

3. Teaching democracy, equality and harmony between teachers and students, respect for students and patience with students. Teachers' ability to control the classroom is strong and the teaching effect is good. Classroom atmosphere enables students to acquire necessary basic knowledge and skills, promote the harmonious development of students' emotional attitudes and values, and cultivate students' practical ability and innovative consciousness.