【教学内容】苏教版数学小学三年级上册“认识分数”第一课时。【教学目标】1.在具体情境中感受分数产生的必要性,经历“12”形成的过程;会读、写分数;初步理解“12”的意义。2.在折绳子、折纸、涂色系列活动中进一步了解“几分之一”的意义,并学会比较“几分之一”的大小,能用自己的语言表达比大小的过程。3.培养学生独立思考、动手实践、探究学习的能力,使之 【Teaching content】 Sujiao version of the third grade mathematics primary school “cognitive score” the first lesson. 【Teaching Objectives】 1. In the specific situation felt the need to score, experience the “12” formation process; will read and write scores; preliminary understanding of the meaning of “12”. 2.Learn more about the meaning of “a fraction” in the activity of folding ropes, origami, and coloring, and learn to compare the size of “a fraction of a second” . 3. Students develop independent thinking, hands-on practice, to explore the ability of learning so that