Ответ:\(0{,}5=\frac{5}{10}=\frac{1}{2}\).\(0{,}16=\frac{16}{100}=\frac{4}{25}\).\(0{,}25=\frac{25}{100}=\frac{1}{4}\).Ответ: 1/2; 4/25; 1/4.