《数学课程标准》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。数学教学,要紧密联系学生的生活实际,从学生的生活经验和已有知识出发,创设生动有趣的情境,引导学生开展观察、操作、猜想、推理、交流等活动,使学生通过数学活动,掌握基本的数学知识和技能,初步学会从数学的角度去观察事物、思考问题,激发对数学的兴趣以及学好数学的愿望。 Mathematical Curriculum Standards states that mathematics teaching is a teaching of mathematics activities and a process of interaction, interaction and common development among teachers, students and students. Mathematics teaching should be closely linked with the actual life of students, starting from the students’ life experiences and existing knowledge, creating vivid and interesting situations and guiding students to observe, manipulate, guess, reason and exchange activities so that students can grasp through math activities Basic knowledge of mathematics and skills, initially learn to look at things from a mathematical point of view, thinking about problems, to stimulate interest in mathematics and the desire to learn math.