Réponse:
a:
[tex] \frac{76}{12} = \frac{38}{6} = \frac{19}{3} [/tex]
b:
[tex] \frac{50}{100} = \frac{5}{10} = \frac{1}{2} [/tex]
c:
[tex] \frac{7}{5} = \frac{28}{20} = \frac{140}{100} [/tex]
d:
[tex] \frac{16}{100} = \frac{4}{25} = \frac{32}{200} [/tex]