Bonsoir
A = 1/5 : 5 = 1/5 x 1/5 = 1/25
B = 2/3 : 1/3 = 2/3 x 3 = 6/3 = (3 x 2) / (3 x 1) = 2
C = 3/- 7 : - 1/7 = - 3/7 x - 7 = 21/7 = 3
D = - 8 : 1/8 = - 8 x 8 = - 64.
