有效的教学活动是学生学与教师教的统一,数学教学既要注重学生的自主探索,又要重视教师的有效指导。要提升课堂教学的有效性,就得充分发挥教师的主导作用,落实学生的主体地位,使教学活动是师生积极参与、交往互动、共同发展的过程。一、创设趣味情境,促进主动学习 Effective teaching activities are the unity of student learning and teacher teaching. Mathematics teaching should not only pay attention to students’ independent exploration, but also pay attention to the effective guidance of teachers. To improve the effectiveness of classroom teaching, we must give full play to the leading role of teachers to implement the dominant position of students so that teaching activities are the active participation, interaction and common development between teachers and students. First, create interesting situations and promote active learning