[tex] \frac{20}{27} \div \frac{5}{9} \times 3 \frac{3}{7} [/tex]
[tex] \frac{20}{27} \times \frac{9}{5} \times \frac{3 \times 7 + 3}{7} [/tex]
[tex] \frac{4}{3} \times \frac{24}{7} [/tex]
[tex] \frac{4 \times 8}{7} [/tex]
[tex] \frac{32}{7} = 4 \frac{4}{7} [/tex]
