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线段图能帮助学生正确地分析和理解数量关系,它在应用题教学中有着重要的作用。因此,近几年来,不仅高段教师重视线段圈的教学,就是在一年级,线段图教学也越来越被广大教师所重视。怎样遵循学生的思维特点和认识规律,在低段渗透线段图的教学呢?具体方式可按如下三个阶段进行。在每一阶段中,又可按其难易程度分为四个层次。
Line graph can help students to correctly analyze and understand the relationship between quantity, which plays an important role in the teaching of applied problems. Therefore, in recent years, not only high-level teachers pay more attention to the teaching of line segments, that is, in the first grade, the teaching of line drawings is also paid more and more attention by the majority of teachers. How to follow the characteristics of students thinking and understanding of the law, in the low section of the infiltration line diagram of the teaching? Specific ways can be carried out in the following three stages. In each stage, they can be divided into four levels according to their ease.