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一上数学|《10 的再认识》PPT教案

  • 2026-11-07 15:21:49
一上数学|《10 的再认识》PPT教案

一上数学｜《10 的再认识》PPT教案

一年级上册数学《10 的再认识》备课来啦💡
专门解决孩子很难理解的位值问题，重点突破 0 的占位作用，理清 10 个一与 1 个十。

课堂流程完整：旧知回顾 — 动手建构小棒计数器 — 重难点辨析 — 课本习题 — 变式训练 — 课堂小结。
✅20 页可编辑 ppt + 教案 + 逐字稿
课件紧扣课本练习，多种课堂活动：数一数、圈一圈、捆一捆、说一说，拿来就能上课。
可视化图示把抽象数位变直观，适合课堂投屏，新老师也能轻松驾驭！

#一年级数学 #10的再认识 #小学数学备课 #一年级上册数学 #数位教学 #新教师备课 #数学公开课 #11‑20的认识 #小学数学课件 #课堂重难点

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2026秋五年级上册语文课件教案

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  1. CONNECT:[ UseTime:0.000816s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001076s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000568s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000501s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000854s ]
  6. SELECT * FROM `set` [ RunTime:0.000447s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000914s ]
  8. SELECT * FROM `article` WHERE `id` = 536383 LIMIT 1 [ RunTime:0.000554s ]
  9. UPDATE `article` SET `lasttime` = 1794160900 WHERE `id` = 536383 [ RunTime:0.001692s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000482s ]
  11. SELECT * FROM `article` WHERE `id` < 536383 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000652s ]
  12. SELECT * FROM `article` WHERE `id` > 536383 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000578s ]
  13. SELECT * FROM `article` WHERE `id` < 536383 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000820s ]
  14. SELECT * FROM `article` WHERE `id` < 536383 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000892s ]
  15. SELECT * FROM `article` WHERE `id` < 536383 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001414s ]
0.126459s