In the classroom teaching, the role of the math board is reflected in what aspects

Firstly, teachers write the knowledge points they think are important on the blackboard, which can remind students where the important and difficult points of this class are, deepen students' impression, and improve students' classroom attention.

Secondly, the board is a dynamic presentation of the teacher's thinking, for some poor understanding of the content, the teacher can write the derivation process while speaking, which can make the students and the teacher's thinking, more conducive to the digestion and absorption of knowledge.

Third, the board is an important part of the classroom, concise and clear board can improve the efficiency of teaching, so as to better play the role of guided learning.