Răspuns:
a) 3/4:2/5= 3/4×5/2= 3×5/4×2= 15/8
b) 4/7:5/11= 4/7×11/5= 4×11/7×5= 44/35
c) 7/25:23/25= 7/25×25/23= 7×25/25×23= 175/575
d) 3/17:8/17= 3/17×17/8= 3×17/17×8= 51/136
e) 8/75:11/25= 8/75×25/11= 8×25/75×11= 200/825
f) 13/36:13/11= 13/36×11/13= 13×11/36×13= 143/468
g) 16/19:16/47= 16/19×47/16= 16×47/19×16= 752/304
h) 66/13:33/5= 66/13×5/33= 66×5/13×33= 330/429
sa zică cineva în caz de nu am făcut bine!!
