《数学课程标准》指出:教学活动是师生积极参与、交往互动、共同发展的过程。有效的教学活动是学生学与教师教的统一,学生是学习的主体,教师是学习的组织者、引导者与合作者。数学教学活动,特别是课堂教学应激发学生兴趣,调动学生积极性,引发学生的数学思考,鼓励学生的创造性思维;要注重培养学生良好的数学学习习惯,使学生掌握恰当的数学学习方法。数学课堂教学的有效性是指通过数学课堂教学活动,使学生在 The “Mathematics Curriculum Standard” points out that teaching activities are the process of active participation, interaction and common development between teachers and students. Effective teaching activities are the unification of student learning and teacher education, students are the main body of learning, and teachers are the organizers, guides and collaborators of learning. Mathematics teaching activities, especially classroom teaching, should stimulate students’ interest, mobilize students’ enthusiasm, trigger students’ mathematical thinking and encourage students’ creative thinking. They should pay attention to cultivating students’ good math learning habits so that students can master proper math learning methods. The effectiveness of mathematics classroom teaching refers to the students through the classroom activities in mathematics