新的《数学课程标准》明确指出:“要重视从学生的生活实践和已有的知识中学习数学和理解数学。”在数学教学中,教师要从学生的生活经验和已有的生活背景出发,联系生活实际,把生活问题数学化,数学问题生活化,使学生从身边熟悉的事物中学习数学和理解数学,体会到生活中的数学,感受到数学的魅力。因此教师要重视生活原型 The new “Mathematics Curriculum Standard” clearly states: “Emphasis should be placed on learning mathematics and understanding mathematics from students ’life practice and existing knowledge.” In mathematics teaching, teachers should learn from students’ life experience and existing life Starting from the background, in line with the actual life, the life problem of mathematics, mathematical problems of life, so that students from familiar things to learn math and understanding of mathematics, to understand the mathematics in life, feel the charm of mathematics. Therefore, teachers should pay attention to the prototype of life