1. Learn the syllabus carefully and define the teaching purpose: the teaching purpose is the starting point and destination of all teaching work, the soul of teaching work and the basis of teaching evaluation.

2. Systematic research textbook: Mathematics is a highly systematic subject, and mathematics teachers should prepare lessons carefully and thoroughly according to the principle of "whole-part-whole".

3. Pay attention to the formation training of basic mathematical knowledge and thinking methods: Basic mathematical knowledge and thinking methods are two powerful pillars of the overall structure of primary school mathematics textbooks.