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教学内容:苏教版国标本六年级上册P68～70“认识比”例1、例2以及相应练习。教学目标:1.在具体的情境中学生理解比的意义,掌握比的读写方法,知道比的各部分名称,会求比值。2.学生经历探索比与除法、分数关系的过程,初步理解比与分数、除法的关系,明白比的后项不能为0的道理,会
Teaching content: Sujiao version of the national standard on the sixth grade P68 ~ 70 “understanding than ” Example 1, Example 2 and the corresponding exercise. Teaching Objectives: 1. In specific contexts, students understand the meaning of ratio, to master than the method of reading and writing, know the ratio of the various parts of the name, will seek the ratio. 2. Students experience to explore the relationship between the ratio and the division, the process of the score, the initial understanding of the ratio and the score, the division of the relationship, to understand the ratio of the latter can not be 0 truth, will