《义务教育数学课程标准》中指出:“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。”这就要求教师在课堂中抓住学生的思维,增强师生互动,以动促学,促进学生全面和谐发展。 “Compulsory education mathematics curriculum standards” pointed out: “Mathematics teaching is the teaching of mathematics activities, is a teacher-student interaction between students and mutual development and common development. ” This requires teachers to seize the students in the classroom Thinking, enhance the interaction between teachers and students to promote learning, promote the all-round and harmonious development of students.