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教学分数的意义,要妥善安排层次,充分利用实物和图形,帮助学生由具体事例中抽象概括出分数的定义。 1.通过实例引出分数。可向学生提出这样的问题:如果把一个苹果平均分给三个
The significance of teaching scores, to properly arrange the level, make full use of physical and graphics to help students abstraction from the specific examples of the definition of scores. 1. Get points by example. Ask your students questions like this: If you give an apple equally to three