[tex] \frac{2 \times 6}{7} = \frac{12}{7} [/tex]
[tex] \frac{5}{63} [/tex]
[tex] \frac{9 \times 2}{27} = \frac{18}{27} [/tex]
[tex] \frac{3 \times 3}{80} = \frac{9}{80} [/tex]