在“活动”中学习学生是认识活动的主体,活动是主体存在和发展的基本方式。教师要把学习数学的时间和空间都还给学生,让学生拥有主动权,让学生主动地参与教学活动,在愉快的活动中获取知识。教学中,我巧妙地把自己置于幕后,把学生推到台前,把课堂真正地还给学生。例如:在讲等底 Learning students in “activities” is the main body of cognitive activities, and activities are the basic ways of the existence and development of subjects. Teachers should return the time and space for learning mathematics to students, so that students have the initiative to allow students to actively participate in teaching activities and acquire knowledge in pleasant activities. In teaching, I skillfully put myself behind the scenes, pushing students to the stage and really returning the class to the students. For example: talking about the bottom