Найдите значение выражения (-9,2 : 4 целых 3/4 + 3 целых 1/4) * (-0,8). Created by alyatyan1990. matematika-ru

4) * (-0,8)...

alyatyan1990 @alyatyan1990

July 2022 1 5 Report

Найдите значение выражения (-9,2 : 4 целых 3/4 + 3 целых 1/4) * (-0,8)

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lakOR555

(-92/10 : 19/4 + 13/4) * ( -8/10) = (-46/5 : 19/4 + 13/4) * (-4/5) =

$= (\frac{-46*4}{5*19} + \frac{13}{4} ) * (-\frac{4}{5} ) = (\frac{13*5*19-16*46}{5*19*4}) * (-\frac{4}{5} ) = (\frac{1235-736}{95*4} ) * (-\frac45) = \frac{-499}{95*5} = \frac{-499}{475} = -1\frac{24}{475}$

4 votes Thanks 4

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9...

Answer

Answers & Comments

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najdite neizvestnyj chlen proporcii 12530 h

skolko procentov sahara soderzhit sirop prigotovlennyj iz 50 gsahara i 250 gvo

za tri dnya bylo prodano 420 kg ogurcovv pervyj den prodali 30 vseh ogurcovvo0ede32a0ea88a1bdd084c63c1c90dfa3 84567

skolko procentov sostavlyaet 3 kg ot 6 kg

najdite vse celye chisla raspolozhennye mezhdu chislami 2564 i 250

chetyre celyh dve tretih minus minus tri celyh tri chetvyortyh plyus minus dve cely

(1,8-4,2)-(-3,3+5,1)=?...

9...

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