【教学内容】苏教版三年级数学下册64页~65页。【目标预设】1.使学生结合具体情境进一步认识分数,知道把一些物体看成一个整体平均分成若干份,每份可以用几分之一来表示,能用自己的语言来描述分数的含义,进一步认识分数的意义。2.通过自主探索、动手实践、合作交流等学习活动,使学生经历知识的获取过程,进一步构建分数“几分之一”的实际概念。3.通过对实际问题的解决,使学生初步了解分数在实际生活 【Teaching content】 Sujiao version of the third grade mathematics book 64 pages ~ 65 pages. [Target default] 1. To enable students to further understand the score with the specific situation, know that some objects as a whole equally divided into several, each can be expressed in a fraction, can use their own language to describe the meaning of the score , Further understanding of the meaning of the score. 2. Through learning activities such as self-exploration, hands-on practice, cooperation and exchange so that students experience the process of acquiring knowledge, and further build the actual concept of score “a few percent ”. 3. Through the solution to practical problems, enable students to initially understand the scores in real life