根据我們几年来,在教学工作中的体会,不少学生常常在初中毕业时感到:初中代数,在內容上杂乱,不易掌握要点,主次难分,不清楚教材间的內在联系,計算上不得要领。最近为了准备复习工作,我們搜集了学生中現存問題,并小结了一下历年来在教学中学生所犯或易犯的錯誤,按照教学大綱的要求,以解決学生实际困难为主,拟了一份綱要,把它提出来供教师同志們参考,并希指正。说明:1.为使学生对所学的运算有完整概念,綱要中将开方放到有理数运算一併复习。 2.为避免或減少学生复习时感到內容重复,并能及时明确分解因式用途,将分解因式部分分散插到求 According to our experience in teaching work during the past few years, many students often feel that when they graduate from junior high school, they feel that algebra in junior high school is cluttered with content, difficult to grasp points, difficult to distinguish between primary and secondary times, and unclear the internal connection between teaching materials. Essentials. Recently, in order to prepare for the review, we have collected the existing problems among students and summarized the mistakes that were made or easily committed by students in teaching during the past years. In accordance with the requirements of the syllabus, we mainly formulated a summary of the students’ practical difficulties. Put it forward for reference by teachers and comrades. Explanation: 1. In order to enable students to have a complete concept of what they have learned, the outline will be put into the rational number operation and reviewed. 2. In order to avoid or reduce the duplication of the student’s content when reviewing, and to be able to clearly decompose the factorial use in a timely manner, the factorization component will be decentralized