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491除以90约等于多少

更新时间: 2020-10-03 00:00:00     

根据有效数字精确值的不同,491除以90可以有不同的答案。

491除以5等于5、45555的无限循环小数,根据四舍五入的原则,计算如下:

1、如精确到整数部分,则491除以5的结果约等于5;

2、如精确到小数点后一位,则491除以5的结果约等于5、5;

3、如精确到小数点后两位,则491除以5的结果约等于5、46;

关键词: 除以 等于 多少

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