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一年级上册数学|《比大小、第几》ppt

  • 2026-11-05 05:03:51
一年级上册数学|《比大小、第几》ppt

一年级上册数学｜《比大小、第几》ppt

一年级上册数学《比大小、第几》课堂课件，专为一线授课老师准备🌊

整套 24 页海洋主题 PPT，完整课堂流程：知识回顾👉比大小符号学习👉几和第几辨析👉分层练习👉课堂总结 + 生活迁移。

区分数量 “几” 和位置 “第几”，理清＞＜＝符号，还有鱼缸、海马、小火车多种课堂情境练习，题答同页，课堂可以直接当堂核对。

预留大量说一说、同桌互动环节，方便组织学生课堂发言。

24页编辑 ppt + 教案 + 逐字稿，拿来就能上课，省去备课打磨时间。

#一年级数学 #一年级上册数学 #比大小第几 #小学数学课件 #数学公开课 #6到10的认识 #小学数学备课 #几和第几 #数学PPT #教师备课

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错题本制作与使用班会PPT:学霸都在用的错题本,方法步骤讲透了

基本 文件 流程 错误 SQL 调试
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=b193638d746da3c94b0a38d61a12043e
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  1. CONNECT:[ UseTime:0.000581s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000933s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000400s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000358s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000529s ]
  6. SELECT * FROM `set` [ RunTime:0.000273s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000630s ]
  8. SELECT * FROM `article` WHERE `id` = 559925 LIMIT 1 [ RunTime:0.000442s ]
  9. UPDATE `article` SET `lasttime` = 1794360247 WHERE `id` = 559925 [ RunTime:0.001498s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000415s ]
  11. SELECT * FROM `article` WHERE `id` < 559925 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000706s ]
  12. SELECT * FROM `article` WHERE `id` > 559925 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000545s ]
  13. SELECT * FROM `article` WHERE `id` < 559925 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000993s ]
  14. SELECT * FROM `article` WHERE `id` < 559925 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000767s ]
  15. SELECT * FROM `article` WHERE `id` < 559925 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000736s ]
0.093454s