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四年级上册三位数乘两位数专项训练

  • 2026-11-02 19:21:31
四年级上册三位数乘两位数专项训练

四年级上册整数乘法是计算的重中之重，三位数乘两位数更是很多孩子容易出错的关卡。进位漏加、数位对错、末尾0忘记处理，一不小心就丢分。这份三位数乘两位数专项计算训练，聚焦基础竖式练习，夯实计算功底，帮孩子练出细心和速度！

计算没有捷径，贵在坚持练习。每天练几道，熟悉竖式步骤，减少粗心失误。希望同学们认真书写、仔细验算，稳稳拿下三位数乘两位数！
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  1. CONNECT:[ UseTime:0.000587s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000884s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000398s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000405s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000512s ]
  6. SELECT * FROM `set` [ RunTime:0.000268s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000665s ]
  8. SELECT * FROM `article` WHERE `id` = 532438 LIMIT 1 [ RunTime:0.000352s ]
  9. UPDATE `article` SET `lasttime` = 1793647807 WHERE `id` = 532438 [ RunTime:0.001327s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000318s ]
  11. SELECT * FROM `article` WHERE `id` < 532438 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000401s ]
  12. SELECT * FROM `article` WHERE `id` > 532438 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000347s ]
  13. SELECT * FROM `article` WHERE `id` < 532438 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000706s ]
  14. SELECT * FROM `article` WHERE `id` < 532438 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000749s ]
  15. SELECT * FROM `article` WHERE `id` < 532438 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000631s ]
0.090060s