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整式的运算是初中数学教学中的一个重要部分,在教学过程中,它被分成了两部分——整式的加减是七年级上学期的教学内容;而整式的乘除是八年级上学期的教习内容。在教师实施教学的过程中,发现学生由于种种原因,会出现诸如概念模糊、用错公式等一些情形。笔者就多年的教学积累,对整式的运算的学习作一些浅显的分析,并谈谈自己的一些想法。
The integral operation is an important part of junior high school mathematics teaching. During the teaching process, it is divided into two parts - the whole addition and subtraction is the teaching content of the seventh grade last semester; and the integral multiplication and division is the eighth grade semester instruction content. In the process of teaching teachers to implement, we find that due to various reasons, students may have some situations such as fuzzy concepts and wrong formulas. The author of many years of teaching accumulation, the operation of the whole operation for some simple analysis, and talk about some of their own ideas.