目前,课堂教学的有效性已经是所有教师的追求,数学教学也不例外,数学教学最关注也应是它的有效性。有效的数学课堂教学,不仅是一名数学教师教学能力的体现,同时它也能更好地促进学生的数学发展,更能体现数学课堂教学有效性的意义。它是教师在达成教学目标和满足学生发展需要方面都很成功的教学行为,新课程 At present, the effectiveness of classroom teaching has been the pursuit of all teachers, mathematics teaching is no exception, the most concerned about mathematics teaching should also be its effectiveness. Effective mathematics classroom teaching is not only a reflection of mathematics teachers ’teaching ability, but also can better promote students’ mathematics development and better reflect the validity of mathematics classroom teaching. It is a teacher’s teaching behavior which is very successful in achieving the teaching goal and meeting the students’ development needs. The new curriculum