Ответ:
[tex]\displaystyle -\frac{1}{3}[/tex]
Пошаговое объяснение:
[tex]\displaystyle (1,2-1\frac{7}{15})*(-\frac{5}{8})-1\frac{1}{6}:2\frac{1}{3}=(\frac{6}{5}-\frac{22}{15})*(-\frac{5}{8})-\frac{7}{6}:\frac{7}{3}=-\frac{4}{15}*(-\frac{5}{8})-\frac{7}{6}*\frac{3}{7}=\frac{1}{3}*\frac{1}{2}-\frac{1}{2}= \frac{1}{6}-\frac{1}{2} =-\frac{1}{3}[/tex]
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Answers & Comments
Ответ:
[tex]\displaystyle -\frac{1}{3}[/tex]
Пошаговое объяснение:
[tex]\displaystyle (1,2-1\frac{7}{15})*(-\frac{5}{8})-1\frac{1}{6}:2\frac{1}{3}=(\frac{6}{5}-\frac{22}{15})*(-\frac{5}{8})-\frac{7}{6}:\frac{7}{3}=-\frac{4}{15}*(-\frac{5}{8})-\frac{7}{6}*\frac{3}{7}=\frac{1}{3}*\frac{1}{2}-\frac{1}{2}= \frac{1}{6}-\frac{1}{2} =-\frac{1}{3}[/tex]