《数学课程标准》指出:“课程内容的选择要贴近学生的生活实际,有利于学生体验与理解、思考与探索。”实践证明,数学教学密切联系学生的生活现实,可以使学生对数学学习更加感到自然、亲切、真实,产生强烈的心理体验。因此,在数学课堂教学中,教师必须把教学内容与学生的现实生活有机地结合起来,选取生动有趣的素材,引导他们把生 The standard of mathematics curriculum states: “The selection of curriculum content should be close to the actual life of students, which is good for students to experience and understand, think and explore.” Practice has proved that mathematics teaching is closely related to students’ realities of life, Learning more feel natural, kind, true, have a strong psychological experience. Therefore, in the classroom teaching of mathematics, teachers must organically combine the teaching content with the students’ real life, select vivid and interesting material and guide them to give birth to students