1, in classroom teaching, we should observe the performance of underachievers, write down the teaching days of underachievers, carefully analyze students' homework to obtain relevant information, talk with students, understand students' ideological trends, visit their homes in time to understand students' family learning trends, and synthesize all kinds of information.

2. Guide students to observe life and stimulate their interest in learning mathematics.

3. In mathematics teaching, guide students to observe life, observe geometric figures in life, and accumulate mathematical perceptual materials through cars and boats. Because of the mathematics in intuitive life, it is easy to understand mathematics knowledge in class.

4, the use of multimedia teaching, strengthen the intuitive.

5. Carefully give examples to develop students' intelligence.