Question

3-2/5×{3-2/5×[3-2/5×(1-1/6)]}

Answer 1

3-2:5*{3-2:5*[3-2:5*(1-1:6)]}=
3-2:5*[3-2:5*(3-2:5*0)]=
3-2:5*[3-2:5*(1:0)]=
3-2:5*(3-2:5*0)=
3-2:5*(1:0)=
3-2:5*0=
3-2:0=
3-2=
1