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研析教材明方向 集智聚力启新思——第一城乡教育集团开展数学单元梳理教研活动

  • 2026-09-23 18:22:35
研析教材明方向 集智聚力启新思——第一城乡教育集团开展数学单元梳理教研活动

以教研之力

启数学之光

第一城乡教育集团

开展数学单元教材梳理教研活动

      为落实新课标理念,把握教材编排逻辑,破解教学重难点,实现集团校教学资源共建共享,提升集团整体数学课堂教学质量,在党委的领导下,9月16日下午,第一城乡教育集团四、五、六年级全体数学教师开展了三、四单元教材梳理专题教研活动。

      活动按照年级分组开展,各年级分别由李艳、潘盼盼、代娟老师主持,各主备教师牵头,带领组内教师逐课研读教材,梳理单元知识脉络、课时架构,对标数学核心素养,深度剖析单元教学重点、难点以及学生学习的易错点。

      四年级组聚焦第三单元《整数乘法(二)》、第四单元相关内容开展研讨。《线与角》作为几何启蒙内容,重在发展学生空间观念,难点集中在线段、射线、直线辨析,垂直平行理解,量角、画角规范操作;《整数乘法(二)》重点是三位数乘两位数笔算,难点在于算理理解、乘数末尾有0简便计算和乘法估算的实际运用。老师们结合教学实际,梳理出学生几何概念混淆、作图不规范,计算竖式对位出错、估算脱离生活情境等共性学情问题,达成共识:几何教学强化动手实操,借助教具建立直观认知;计算教学讲透算理,拒绝机械刷题,同步做好分层作业与错题复盘。

      五年级组围绕第三单元《小数乘法》、第四单元《用字母表示(一)》展开集体备课。小数乘法重在夯实运算能力,难点是算理理解、小数点位置确定;用字母表示数是代数思维的启蒙,难点是引导学生跳出算术思维,建立数学建模意识。研讨中,教师们指出学生存在小数点处理失误、抽象数量关系理解薄弱、书写表达不规范等问题。教研组明确教学策略:依托直观模型理解小数运算,结合生活情境降低代数知识学习门槛,优化分层练习,落实错题整理,循序渐进培养学生抽象思维能力。

      六年级组研讨第三单元《用字母表示数》与第四单元分数混合运算。第三单元是学生从算术思维迈向代数思维的关键转折点,重在培养学生符号意识;第四单元为分数知识综合应用,教学核心是找准单位“1”,辨析量与分率,借助线段图理清数量关系,为后续百分数学习筑牢基础。主备教师分单元进行教材解读,全体教师立足集团各校学情,充分交流研讨,梳理高频易错点,打磨适配的课堂教学策略,统一教学实施思路。

      整个教研过程氛围浓厚,老师们潜心研读、各抒己见,通过主备分享、集体研讨、互助补充的形式,把个人教学经验转化为集团共享的教研成果。本次单元教材梳理,厘清了各单元教学实施路径,统一集团校教学方向,为接下来课堂实施、分层辅导、重难点突破提供有力支撑。

      独行快,众行远。下一步,在党委的领导下,第一城乡教育集团数学教研组将持续推动教研成果落地课堂,抓实常态化集体备课,发挥集团教研合力,不断夯实学生运算、几何直观、数学建模等核心素养,助力集团小学数学教育教学质量稳步提升 。

文稿 | 陈素芳

编审 | 杨玉才

复审 | 刘   颖

终审 | 杨   海

排版 | 陈素芳

END

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