Respostas

2013-07-03T18:45:16-03:00

1,170170170...

 

1170,170...=1000x

  -   1,170...=x

--------------------------

1169=999x

x=1169/999

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A melhor resposta!
2013-07-03T18:48:27-03:00

1,170...

 

100x= 170

  x= 0,170

 ________

99x = 170

 

x = 170/99

 

170 sobre 99

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