论文部分内容阅读
折线统计图是小学数学的传统教学内容,苏教版(2014年12月第1版)把折线统计图安排在五年级下册第二单元。教材一共安排了两道例题和一个练习,例1侧重帮助学生了解折线统计图表示数据的基本方法和特点,之后的“练一练”则要求学生围绕“自己上小学后身高是怎样变化的”这一实际问题收集、整理数据,尝试用折线统计图表示数据,利用折线统计图所呈现的数据展开相应的分析、比较和推断;例2侧重
The line chart is the traditional teaching content of elementary mathematics. The Sujiao version (December 2014 1st edition) arranged the line chart in the second unit of the fifth grade. A total of two examples and an exercise were arranged in the textbook. Example 1 focused on helping students understand the basic methods and characteristics of the data represented by the line chart. Afterwards, “practice a practice” requires students to focus on “what is their height after elementary school? Change, ”the actual problem of collecting, sorting data, try to use the line chart to represent the data, use the data presented by the line chart to start the corresponding analysis, comparison and inference;