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五年级上册小数乘法简便计算专项训练

  • 2026-11-04 18:54:25

五年级上册小数乘法简便计算专项训练🔥

小数简算是五上重点难点！系统整理交换律、结合律、正反乘法分配律、数字拆分、小数点移位等必考题型，吃透方法，计算不再繁琐。
#小学数学知识点 #小数简便运算 #小学数学计算技巧 #五上数学预习 #易错题 #五年级上册数学#速算技巧 #数学其实很简单

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九上语文:六单元司马迁《陈涉世家》知识点总结、随堂练习基础版

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000427s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000747s ]
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  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000621s ]
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  9. UPDATE `article` SET `lasttime` = 1793799558 WHERE `id` = 536889 [ RunTime:0.001010s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000320s ]
  11. SELECT * FROM `article` WHERE `id` < 536889 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000413s ]
  12. SELECT * FROM `article` WHERE `id` > 536889 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000361s ]
  13. SELECT * FROM `article` WHERE `id` < 536889 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000547s ]
  14. SELECT * FROM `article` WHERE `id` < 536889 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000518s ]
  15. SELECT * FROM `article` WHERE `id` < 536889 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000614s ]
0.112829s