Номер 805. срочно помогите!! !!!!!!!!! ПОМОГИТЕ РЕШИТЬ

[latex] \frac{5}{2} *( \frac{4}{30} - \frac{115}{30}) - \frac{11}{4} - \frac{111}{12} - \frac{11}{4} =- \frac{111}{12} - \frac{33}{12} =- \frac{144}{12} =-12[/latex] 2.[latex] -\frac{8}{7} * \frac{16+19}{20} *( \frac{41}{6} + \frac{14}{3} - \frac{8}{7} * \frac{35}{20} * \frac{69}{6} =- \frac{40}{20} * \frac{69}{6} =-23[/latex]