[tex]\frac{3}{4} de \frac{2}{9} = \frac{3}{4} x \frac{2}{9} = \frac{6}{36}[/tex] [tex]\frac{3}{5} de 90 = \frac{3}{5} x \frac{90}{1} = \frac{270}{5} = 54[/tex]
[tex]\frac{5}{7} de \frac{9}{6} = \frac{5}{7} x \frac{9}{6} = \frac{45}{42}[/tex] [tex]\frac{4}{7} de 490 = \frac{4}{7} x \frac{490}{1} = \frac{1960}{7} = 280[/tex]
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Explicación paso a paso:
2.- Calcula
[tex]\frac{3}{4} de \frac{2}{9} = \frac{3}{4} x \frac{2}{9} = \frac{6}{36}[/tex] [tex]\frac{3}{5} de 90 = \frac{3}{5} x \frac{90}{1} = \frac{270}{5} = 54[/tex]
[tex]\frac{5}{7} de \frac{9}{6} = \frac{5}{7} x \frac{9}{6} = \frac{45}{42}[/tex] [tex]\frac{4}{7} de 490 = \frac{4}{7} x \frac{490}{1} = \frac{1960}{7} = 280[/tex]