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《分数的意义》是苏教版五(下)的教学内容,属于概念教学。它是三(上)和三(下)两次认识分数之后的提升。如何让学生在已有知识和经验的基础上自主、有效地概括出分数的意义;如何在掌握分数意义的同时,深刻理解单位“1”、分数单位这两个新概念;如何在巩固概念的同时提升学生的思
“The meaning of scores” is the teaching content of Jiangsu Education Version Five (the second), belonging to the concept teaching. It is an improvement after three (up) and three (down) awareness scores. How to make students autonomously and effectively summarize the significance of the scores on the basis of the existing knowledge and experience; how to understand the two new concepts of unit “1” and fractional units while grasping the meaning of the scores; how to consolidate the concepts At the same time enhance students thinking