=[tex]\frac{9}{32} -\frac{5}{24} = \frac{27-20}{96} = \frac{7}{96} ,\\ \frac{7}{96} - \frac{7}{36} = \frac{42-112}{576} = -\frac{35}{289} ,\\- \frac{35}{288} * - \frac{24}{7} = \frac{5}{12} ,\\\\ \frac{5}{12} - \frac{6}{9} = \frac{15-24}{36} = -\frac{1}{4} ,\\-\frac{1}{4} : -\frac{1}{10} = -\frac{1}{4} * (- 10) = \frac{10}{4} = 2\frac{1}{2}[/tex]
