《全日制义务教育数学课程标准》明确指出:“数学教学是数学活动的教学,是师生之间、学生之间交往互动与共同发展的过程。”因此,在课堂教学中教师要善于为学生营造一个民主和谐的氛围,创设时机,通过师生双方相互交流、相互沟通、相互启发、相互补充的积极交往与互动,让数学课堂变得生机勃勃,充满智慧的快乐。一、营造氛围,让学生“乐动”师生互动的关键是创设时机,让学生舒心、安心,积极踊跃地发表所见所闻、所感所悟,乐于把自己的理解感悟与 “Full-time compulsory education mathematics curriculum standards” clearly states: “Mathematics teaching is the teaching of mathematics activities, is a teacher-student interaction between students and mutual development and common development.” Therefore, in the classroom teaching teachers should be good at Create a democratic and harmonious atmosphere for students and create opportunities for the mathematics classrooms to become vibrant and full of wisdom and happiness through active exchanges and interactions between teachers and students through mutual exchange, mutual communication, mutual inspiration and mutual complementarity. First, to create an atmosphere for students “music movement ” The key to the interaction between teachers and students is to create opportunities for students to feel comfortable, relieved, enthusiastically published what they see and heard, feel, happy to understand their own understanding and