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1.4E: Ejercicios
https://espanol.libretexts.org/Under_Construction/Matem%C3%A1ticas/%C3%81lgebra_Intermedia_(OpenStax)/01%3A_Fundaciones/1.04%3A_Fracciones/1.4E%3A_Ejercicios
11. \(\left(−\dfrac{14}{15}\right)\left(\dfrac{9}{20}\right)\) 61. \(\dfrac{\left(\dfrac{3}{5}\right)^2}{\left(\dfrac{3}{7}\right)^2}\) 62. \(\dfrac{\left(\dfrac{3}{4}\right)^2}{\left(\dfrac{5}{8}\rig...11. \(\left(−\dfrac{14}{15}\right)\left(\dfrac{9}{20}\right)\) 61. \(\dfrac{\left(\dfrac{3}{5}\right)^2}{\left(\dfrac{3}{7}\right)^2}\) 62. \(\dfrac{\left(\dfrac{3}{4}\right)^2}{\left(\dfrac{5}{8}\right)^2}\) 66. \(\dfrac{\dfrac{3}{4}−\dfrac{3}{5}}{\dfrac{1}{4}+\dfrac{2}{5}}\) 85. \(\left(\dfrac{5}{9}+\dfrac{1}{6}\right)÷\left(\dfrac{2}{3}−\dfrac{1}{2}\right)\) 86. \(\left(\dfrac{3}{4}+\dfrac{1}{6}\right)÷\left(\dfrac{5}{8}−\dfrac{1}{3}\right)\)
1.4E: Ejercicios
https://espanol.libretexts.org/Matematicas/Algebra/Algebra_Intermedia_(OpenStax)/01%3A_Fundaciones/1.04%3A_Fracciones/1.4E%3A_Ejercicios
11. \(\left(−\dfrac{14}{15}\right)\left(\dfrac{9}{20}\right)\) 61. \(\dfrac{\left(\dfrac{3}{5}\right)^2}{\left(\dfrac{3}{7}\right)^2}\) 62. \(\dfrac{\left(\dfrac{3}{4}\right)^2}{\left(\dfrac{5}{8}\rig...11. \(\left(−\dfrac{14}{15}\right)\left(\dfrac{9}{20}\right)\) 61. \(\dfrac{\left(\dfrac{3}{5}\right)^2}{\left(\dfrac{3}{7}\right)^2}\) 62. \(\dfrac{\left(\dfrac{3}{4}\right)^2}{\left(\dfrac{5}{8}\right)^2}\) 66. \(\dfrac{\dfrac{3}{4}−\dfrac{3}{5}}{\dfrac{1}{4}+\dfrac{2}{5}}\) 85. \(\left(\dfrac{5}{9}+\dfrac{1}{6}\right)÷\left(\dfrac{2}{3}−\dfrac{1}{2}\right)\) 86. \(\left(\dfrac{3}{4}+\dfrac{1}{6}\right)÷\left(\dfrac{5}{8}−\dfrac{1}{3}\right)\)

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