Simplify: \(\left\{ {24 + 6 \div \left( {3 \times 2} \right)} \right\} - \left\{ {\frac{{\frac{1}{3} \div \;\frac{1}{3}of\frac{1}{3}}}{{\frac{1}{3}of\frac{1}{3} \div \;\frac{1}{3}}}} \right\}\)