Respuesta :

-80%+54/50-0.25=
-80/100+108/100-25/100=3

[tex]-80\% + \dfrac{54}{50} - 0.25 = -\dfrac{80}{100} + \dfrac{108}{100} - \dfrac{25}{100} = \dfrac{-80 + 108 - 25}{100} = \dfrac{3}{100}[/tex]