[tex]a) \frac{25}{4}*(\frac{6}{5} -\frac{2}{3} ) = \\\\\\ \frac{25}{4}*(\frac{8}{15} ) = \frac{10}{3}[/tex]
[tex]b) (\frac{3}{8} +\frac{1}{6} ) : \frac{65}{16} =\\\\(\frac{13}{24}) : \frac{65}{16} = \frac{2}{15}[/tex]
[tex]c) (\frac{5}{3} -\frac{3}{4} )*\frac{8}{33} \\\\(\frac{11}{12} )*\frac{8}{33} = \frac{2}{9}[/tex]
[tex]d) \frac{38}{25} : (\frac{7}{5}+\frac{1}{2} )=\\\\ \frac{38}{25} : (\frac{19}{10} )= \frac{4}{5}[/tex]
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[tex]a) \frac{25}{4}*(\frac{6}{5} -\frac{2}{3} ) = \\\\\\ \frac{25}{4}*(\frac{8}{15} ) = \frac{10}{3}[/tex]
[tex]b) (\frac{3}{8} +\frac{1}{6} ) : \frac{65}{16} =\\\\(\frac{13}{24}) : \frac{65}{16} = \frac{2}{15}[/tex]
[tex]c) (\frac{5}{3} -\frac{3}{4} )*\frac{8}{33} \\\\(\frac{11}{12} )*\frac{8}{33} = \frac{2}{9}[/tex]
[tex]d) \frac{38}{25} : (\frac{7}{5}+\frac{1}{2} )=\\\\ \frac{38}{25} : (\frac{19}{10} )= \frac{4}{5}[/tex]