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【第17期 六年级新教材解读】守数学本质,育核心素养

  • 2026-09-22 12:36:20
【第17期 六年级新教材解读】守数学本质,育核心素养

本文聚焦人教版“一个数乘分数”例题，立足2022版义务教育数学课程标准，对比新旧教材，剖析修订变化，坚守学科本质，为单元整体教学提供参考。[图片]01 教材修订之“变”——对标新课标，落实核心素养变化一：情境迭代：从“桶装水容积”到“土地面积几何情境”旧教材以1桶水12升为学习载...

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数学老师讲的三层基本功:计算、教材、纸面习惯

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000722s ] mysql:host=172.18.0.4;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000794s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000439s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000368s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000537s ]
  6. SELECT * FROM `set` [ RunTime:0.000278s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000714s ]
  8. SELECT * FROM `article` WHERE `id` = 472126 LIMIT 1 [ RunTime:0.000392s ]
  9. UPDATE `article` SET `lasttime` = 1790087115 WHERE `id` = 472126 [ RunTime:0.001228s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000321s ]
  11. SELECT * FROM `article` WHERE `id` < 472126 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000465s ]
  12. SELECT * FROM `article` WHERE `id` > 472126 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000393s ]
  13. SELECT * FROM `article` WHERE `id` < 472126 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000512s ]
  14. SELECT * FROM `article` WHERE `id` < 472126 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000808s ]
  15. SELECT * FROM `article` WHERE `id` < 472126 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000716s ]
0.087170s