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shu xue gong shi de jiao xue ying guan zhu gong shi de lai long qu mai san -- yi dui shu yun suan xing zhi de jiao xue wei li
Author(s): 
Pages: 5-7
Year: Issue:  4
Journal: ZHONGXUE SHUXUE ZAZHI(GAOZHONG BAN)

Abstract: 笔者在文[1]和文[2]中提出“数学公式的教学应关注公式的来龙去脉”这一观点。具体而言,文[1]以“扇形面积公式”的教学为例,指出在公式教学中,推导公式、明确公式的意义以及公式的应用上要下功夫;文[2]以“等差数列前n项和”的教学为例,提出公式的推导要顺、公式的几何意义要明确、公式的应用要关注数学思想。本文就“公式的推导要顺”(或者更广泛地讲,是“数学教学要讲顺”)做进一步的叙述。
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