-1.03103103103103~如何划分数
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-1.03103103103103~如何划分数-1.03103103103103~如何划分数-1.03103103103103~如何划分数1.03103103103103=1+0.031+0.031*
-1.03103103103103~如何划分数
-1.03103103103103~如何划分数
-1.03103103103103~如何划分数
1.03103103103103= 1 + 0.031 + 0.031*0.001 + ...
= 1 + 0.031/(1-0.001)
= 1 + 31/999 = 1030/999
-1.03103103103103 = -1030/999