新课标指出:“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的知识经验出发,创设生动有趣的情景,引导学生开展观察、操作、猜想、推理、交流等活动。面对实际问题时,能主动尝试着从数学的角度运用所学的知识和方法去寻求解决问题的策略……”现在的数学教材内容丰富多彩:童话故事的插穿、生活场景的展现,课名也被赋予了现实生活中的意义,这种教材 The new curriculum standard states: “Mathematics teaching should be closely linked with the students ’actual life. Based on the students’ life experience and existing knowledge and experience, they should create vivid and interesting scenarios and guide students to observe, manipulate, guess, reason and exchange. Activities in the face of practical problems, we can take the initiative to try from the mathematical point of view of the use of the learned knowledge and methods to find a solution to the problem of strategy ... ”The current mathematics textbooks colorful: the penetration of fairy tales, life scenes Show, class name has also been given the meaning of real life, this teaching material