改编习题,让学生掌握解题本质
发布时间:2019-08-11 13:28
【摘要】:正一、原题呈现(人教版《数学》六年级上册总复习113页练习第3题)1.编写意图这是一组分数乘法、分数除法和百分数解决问题的练习题,分数乘法、分数除法和百分数解决问题是本册教学的重点和难点。编者通过6个小题的系列对比练习,目的是让学生沟通分数乘法、分数除法和百分数解决问题的内在联系,使学生看到不管信息是以分数、百分数、比中的哪种形式出现,其内在数量关系都是一致的。2.题目特点
[Abstract]:Positive one, the original problem is presented (the first volume of the sixth grade of the human education version of Mathematics is always reviewed on page 113, exercise question 3). Writing intention this is a set of fraction multiplication, score division and percentage problem solving exercises, score multiplication, score division and percentage solving problems are the key and difficult points in this book. Through a series of comparative exercises with six small questions, the purpose of the editor is to enable students to communicate the internal relationship between score multiplication, score division and percentage problem solving, so that students can see that no matter which form of information appears in score, percentage and ratio, the internal quantitative relationship is consistent. 2. Characteristics of the topic
【作者单位】: 浙江绍兴市上虞区夏N尊小学;
【分类号】:G623.5
本文编号:2525321
[Abstract]:Positive one, the original problem is presented (the first volume of the sixth grade of the human education version of Mathematics is always reviewed on page 113, exercise question 3). Writing intention this is a set of fraction multiplication, score division and percentage problem solving exercises, score multiplication, score division and percentage solving problems are the key and difficult points in this book. Through a series of comparative exercises with six small questions, the purpose of the editor is to enable students to communicate the internal relationship between score multiplication, score division and percentage problem solving, so that students can see that no matter which form of information appears in score, percentage and ratio, the internal quantitative relationship is consistent. 2. Characteristics of the topic
【作者单位】: 浙江绍兴市上虞区夏N尊小学;
【分类号】:G623.5
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