数学知识来源于实践,又服务于实践,它与实际生活联系十分密切。教师要充分利用学生已有的生活经验,从生活实际中引出数学问题,让学生体会到数学就在身边,感受到数学的趣味和价值,体验到数学的魅力,从而培养和提高数学应用能力。基于以上认识,在教学实践中笔者从以下几个方面努 Mathematical knowledge comes from practice, but also serves the practice, it is closely linked with the actual life. Teachers should make full use of the students’ existing life experiences and lead the mathematics problems from the real life so that the students can feel that the mathematics is at their side, feel the taste and value of mathematics, experience the charm of mathematics, and train and improve the ability of maths application. Based on the above understanding, the author in the teaching practice from the following aspects