Выполнить действие: (7/10 - 2/5) x (1/4 + 5/6) :6 1/2=. Created by Daminichka. matematika-ru

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June 2022 1 9 Report

Выполнить действие:
(7/10 - 2/5) x (1/4 + 5/6) :6 1/2=

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isaevaelenka $( \frac{7}{10}- \frac{2}{5} )*( \frac{1}{4} +\frac{5}{6} ):6 \frac{1}{2}= \frac{7-2*2}{10}* \frac{3+5*2}{12}: \frac{13}{2} = \frac{3}{10}* \frac{13}{12}* \frac{2}{13} = \frac{1}{20}$

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