Répondre :
a) 3/7 = 21/49
b) 5/6 = 30/36
c) 2/3 = 100/150
a) 1/9 = 9/81
b) 3/4 = 45/60
c) 13/16 = 26/32
a) 19/24 =57/72
b) 7/8 =35/40
c) 5/6 = 40/48
b) 5/6 = 30/36
c) 2/3 = 100/150
a) 1/9 = 9/81
b) 3/4 = 45/60
c) 13/16 = 26/32
a) 19/24 =57/72
b) 7/8 =35/40
c) 5/6 = 40/48