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19965保留一位小数是多少
更新时间: 2020-07-07 00:00:00  

根据四舍五入法,保留一位小数,则看这意味小数的后一位。如果后一位大于或者等于五,则向前进一位;反之,则舍去。19、965保留一位小数时,其后一位大于五,则进一位。保留一位小数的结果为20.0。

关键词: 保留 小数 多少

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