9/14*(9-2 2/15*3,125) решите плиз. Created by visnevskay1. matematika-ru

15*3,125) решите плиз...

visnevskay1 @visnevskay1

November 2021 2 14 Report

9/14*(9-2 2/15*3,125)
решите плиз

tatsach ..........................

0 votes Thanks 1

Леночка146 $\frac{9}{14}*(9-2 \frac{2}{15}*3,125)= \frac{9}{14}*(9-\frac{32}{15}* \frac{25}{8} )=$ $\frac{9}{14}*(9-\frac{4}{3}*5)= \frac{9}{14}*(9-\frac{20}{3})=\frac{9}{14}*( \frac{27}{3}-\frac{20}{3})=$ $\frac{9}{14}*\frac{7}{3}= \frac{63}{42}= \frac{3}{2}=1,5$

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