Treimea lui 2/3.....Ajutorrrrr

Răspuns :

treimea:1/3
1/3 din 2/3 = 1*2/(3*3)=2/9
(2/3) :3=(2/3) :(3/1) =(2/3)*(1/3) =(2*1)/(3*3) =2/9
as simple as that!!