Sagot :

bonjour

7/3 = (7 x 6)/ (3 x 6) = 42/18

24/30 = (24 : 6)/(30 : 6) = 4/5

5/9 = (5 x 5)/(9 x 5) = 25/45

27/12 = (27 : 3) /(12 : 3) = 9/4