Răspuns :
[tex] \frac{4}{3}= \frac{12}{9} \\ \\
^{2)}\frac{4}{3}=\boxed{ \frac{8}{6}} \\ \\
^{7)}\frac{4}{3}=\boxed{ \frac{28}{21}} \\ \\
^{10)}\frac{4}{3}=\boxed{ \frac{40}{30}}[/tex]
[tex] \frac{4}{3} = \frac{12}{9} = \frac{8}{6} = \frac{28}{21} = \frac{40}{30} [/tex]