
0.125循环节25等于分数几分之几
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0.12525......
=0.1+0.02525....
=1/10+25/990
=99/990+25/990
=(99+25)/990
=124/990
=(124÷2)/(990÷2)
=62/495
=495分之62
=0.1+0.02525....
=1/10+25/990
=99/990+25/990
=(99+25)/990
=124/990
=(124÷2)/(990÷2)
=62/495
=495分之62
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