[√27+√(1/3)]-[√12-√(1/5)+√45]
=[3√3+√3/3]-[2√3-√5/5+3√5]
=3√3+√3/3-2√3+√5/5-3√5
=√3+√3/3+√5/5-3√5
=4√3/3-14√5/5