Respostas

2013-10-10T14:27:01-03:00
2013-10-10T14:38:27-03:00
Olá Ceicaogalinhos,

 \frac{3}{10} = \frac{6}{20}= \frac{ 12}{40}=  \frac{24}{80} = \frac{48}{160}= \frac{96}{320}

ESPERO TER AJUDADO!!! :)
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