Pouvais m’aider pour l’exercice 2 svp merci d’avance

Bonjour,

Exercice 2 :

D = (-2/5) / (3/15)

D = (-2/5) * (15/3)

D = -30/15

D = -2

E = (-5/9)/(-8/3)

E = (-5/9) * (-3/8)

E = 15/72

E =3*5/3*24

E = 5/24

F = (3/8)/(-6)

F = (3/8)*(-1/6)

F = -3/48

F = -1/16