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借十法怎么教孩子
更新时间: 2021-01-30 11:38:45  

1、借十法先将12按借10的方法进行拆分,例如12可以分为10和2两个数字。

2、将不是10的数字写在前面,10写在后面,然后将10后面的减数进行计算,这属于10以内的计算。

3、将10与减数相减的结果,与前面减数和10划分后的数字进行相加。

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