Ответ:\(0.8=\frac{8}{10}=\frac{4}{5}\).\(0.68=\frac{68}{100}=\frac{17}{25}\).\(0.32=\frac{32}{100}=\frac{8}{25}\).\(0.88=\frac{88}{100}=\frac{22}{25}\).\(0.456=\frac{456}{1000}=\frac{57}{125}\).\(0.4654=\frac{4654}{10000}=\frac{2327}{5000}\).