Respuesta :
[tex] \dfrac{7}{9} \div \dfrac{1}{4} [/tex]
[tex] =\dfrac{7}{9} \times \dfrac{4}{1} [/tex]
[tex] =\dfrac{28}{9}[/tex]
[tex] =3\dfrac{1}{9}[/tex]
[tex] =\dfrac{7}{9} \times \dfrac{4}{1} [/tex]
[tex] =\dfrac{28}{9}[/tex]
[tex] =3\dfrac{1}{9}[/tex]