a) \(0,15=\dfrac{15}{100}=\dfrac{15:5}{100:5}=\dfrac{3}{20}\)
b) \(0,75=\dfrac{75}{100}=\dfrac{75:25}{100:25}=\dfrac{3}{4}\)
c) \(0,50=0,5=\dfrac{5}{10}=\dfrac{5:5}{10:5}=\dfrac{1}{2}\)
d) \(0,04=\dfrac{4}{100}=\dfrac{4:4}{100:4}=\dfrac{1}{25}\)
a) \(0,15=\dfrac{15}{100}=\dfrac{3}{20}\)
b) \(0,75=\dfrac{75}{100}=\dfrac{3}{4}\)
c) \(0,50=\dfrac{50}{100}=\dfrac{1}{2}\)
d) \(0,04=\dfrac{4}{100}=\dfrac{1}{25}\)