新课程标准指出:“数学课程的设计与实施应根据实际情况合理地运用现代信息技术,要注意信息技术与课程内容的整合,注重实效”“教师教学应该以学生的认知发展水平和已有的经验为基础,面向全体学生,注重启发式和因材施教”。因此,教师的教学方法应该 The new curriculum standard states: “The design and implementation of mathematics curriculum should make rational use of modern information technology according to the actual situation, pay attention to the integration of information technology and curriculum content, and pay attention to actual results.” “Teacher teaching should be based on the level of students’ cognitive development And based on existing experience, for all students, focus on heuristic and teaching students according to their aptitude. ” Therefore, the teacher’s teaching methods should be