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五年级数学公开课|《约分》精品 PPT

  • 2026-05-31 15:24:58
五年级数学公开课|《约分》精品 PPT

🔥五年级数学公开课|《约分》精品 PPT

✅ 互动练习超丰富
火眼金睛辨分数：快速识别最简分数
连线配对游戏：巩固相等分数的关系
拓展提升题：逆向推理还原原始分数，锻炼思维
配套教案 + 逐字稿 + 学习单，直接就能上课
✅ 知识点讲透不费劲
从分数基本性质复习，到约分的定义、方法（逐步约分 / 一次约分），再到最简分数的判断，层层递进，逻辑超清晰，新手老师也能轻松驾驭！
讲完练习一巩固，知识点直接吃透，作业正确率都高了不少～
#小学数学[话题]#  #五年级数学[话题]#  #约分[话题]#  #公开课课件[话题]#  #数学PPT[话题]#  #教师备课[话题]#  #人教版数学[话题]#  #课件ppt[话题]# #数学公开课[话题]# #优质公开课[话题]#

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  1. CONNECT:[ UseTime:0.001081s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001475s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000699s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.003075s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001388s ]
  6. SELECT * FROM `set` [ RunTime:0.000599s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001551s ]
  8. SELECT * FROM `article` WHERE `id` = 515264 LIMIT 1 [ RunTime:0.001294s ]
  9. UPDATE `article` SET `lasttime` = 1781099330 WHERE `id` = 515264 [ RunTime:0.019311s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000744s ]
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