一年级上册的0的加减法,大部分教师教学完之后都认为很简单,学生学习起来也没什么困难。审视大部分的0的加减法教学,都是以一幅图、一个具体的情景引出一个和0有关的算式,再结合图意学会计算例题,接着练习巩固。一节课下来,学生对计算 The first grade of the 0 addition and subtraction method, most teachers think after teaching are very simple, students learn it is not difficult. Review most of the 0 addition and subtraction teaching, are based on a map, a specific scenario leads to a 0-related formulas, combined with the diagram to learn examples, and then practice consolidation. A lesson down, students calculate