8^2/3*16^(-1/2)+10^lg3+lg√(3/5)+1/2lg5/3
=(2^3)^2/3*(4^2)^(-1/2)+10^lg3+lg√(3/5)+lg√(5/3)
=2^2*4^(-1)+10^lg3+lg√(3/5*5/3)
=4*1/4+10^lg3+lg1
=1+3
=4