-1.03103103103103~如何划分数

问题描述:

-1.03103103103103~如何划分数
1个回答 分类:数学 2014-10-19

问题解答:

我来补答
1.03103103103103= 1 + 0.031 + 0.031*0.001 + ...
= 1 + 0.031/(1-0.001)
= 1 + 31/999 = 1030/999
-1.03103103103103 = -1030/999
 
 
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