3.9 0.39 0.039 0.0039 0.00039计算题怎么算

琉璃草佳佳2022-10-04 11:39:542条回答

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Only╆神话 共回答了22个问题 | 采纳率86.4%
3.9+0.39+0.039+0.0039+0.00039
=3.9*(1+0.1+0.01+0.001+0.0001)
=3.9*1.1111
=4.33329
1年前
lishugang2004 共回答了1个问题 | 采纳率
3.9+0.39+0.039+0.0039+0.00039
=3.9*(1+0.1+0.01+0.001+0.0001)
=3.9*1.1111
=4.33329
1年前

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