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Home > Wen Yuan (Middle School Edition) > 2020 No.07 > 立足教材抓主线丰富过程提效率 《幂的运算》第二课时教学心得

  • 立足教材抓主线丰富过程提效率 《幂的运算》第二课时教学心得

    Author(s)：

    余伟

    Publication Title：

    Wen Yuan (Middle School Edition) 2020 No.07

    Affiliations：

    合肥一六八中学 安徽合肥230601

    Abstract：

    《幂的运算》第二课时内容《幂的乘方》是沪科版七年级下学期第八章整式乘法与因式分解的第一节内容.本节内容幂的运算性质是后面学习整式乘法的基础,如果教学中只是引导学生机械式的记忆或者模仿,学生可能会混淆同底数幂的乘法,幂的乘方和积的乘方的运算法则.因此对幂的运算性质充分理解并掌握就显得很重教学中突出对这些公式的推导过程,让学生参与其中,通过自己的观察比较,归纳结论,避免背结论.理解数学计算的算理,算法.通过平时教学中的观察,很多学生.易忽略这一点,导致计算出错.笔者以《幂的运算》第二课时《幂的乘方》的教学过程为例,总结教学中的几点认识与思考.

    Keywords：

    立足教材%《幂的运算》%教学心得

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    [1] 余伟.立足教材抓主线丰富过程提效率 《幂的运算》第二课时教学心得[J].Wen Yuan (Middle School Edition),2020(07),.

文渊(中学版)
Wen Yuan (Middle School Edition)

Language: 中文

CN：11-9275/G

ISSN：2096-627X

Publication Frequency: 月刊

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