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三位数乘两位数

三位数乘两位数. 笔算乘法. 一台面粉机每小时磨面粉 158 千克，这台面粉机一天可以磨面粉多少千克？. 三位数乘两位数的笔算方法. 1 、三位数乘两位数，先用两位数个位上的数去乘三位数，得数的末位和两位数的个位对齐。 2 、再用两位数十位上的数去乘三位数，得数的末位和两位数的十位对齐。 3 、然后把两次乘得的数加起来。. 试一试. 用竖式计算下面各题 123×29 104×65. 练一练. 6642. 10125. 6656. 7 4 4. 1 3 2. 1 2 4. 1 4 6. 1. 2. 3. 6. 6. 3.

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三位数乘两位数

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  1. 三位数乘两位数 笔算乘法

  2. 一台面粉机每小时磨面粉158千克，这台面粉机一天可以磨面粉多少千克？一台面粉机每小时磨面粉158千克，这台面粉机一天可以磨面粉多少千克？

  3. 三位数乘两位数的笔算方法 1、三位数乘两位数，先用两位数个位上的数去乘三位数，得数的末位和两位数的个位对齐。 2、再用两位数十位上的数去乘三位数，得数的末位和两位数的十位对齐。 3、然后把两次乘得的数加起来。

  4. 试一试 • 用竖式计算下面各题 123×29 104×65

  5. 练一练 6642 10125 6656

  6. 7 4 4 1 3 2 1 2 4 1 4 6 1 2 3 6 6 3 × × × 7 9 2 4 3 8 7 2 4 2 9 2 3 7 2 1 3 2 3 3 5 8 4 4 4 4 9 2 4 1 3 2 2 1 1 2 请你当老师，看下面的计算对吗，把不对的改过来。 6 √ × ×

  7. 一天卖了17套《科学探索》丛书。 卖这套书一共收入多少元？

  8. 通过这节课的学习，你有哪些收获？

  9. 下课！ 好了休息一下吧！

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