Найдите значение выражения 2/9+4 5/6-1/18. Created by ZAKAT1005. matematika-ru

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ZAKAT1005 @ZAKAT1005

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Найдите значение выражения 2/9+4 5/6-1/18

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Техномозг

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Первое действие – вычитание. Второе действие – сложение.

РЕШЕНИЕ:

$\bold{\dfrac{2}{9} + 4 \dfrac{5}{6} - \dfrac{1}{18} \ = \ 5.} \\ \\ \\ \\ 1) \ 4 \dfrac{5}{6} - \dfrac{1}{18} \ = \ \dfrac{6\cdot4+5}{6} - \dfrac{1}{18} \ = \ \dfrac{29^{( \cdot 3}}{6^{( \cdot 3}} - \dfrac{1^{( \cdot 1}}{18^{( \cdot 1}} \ = \ \dfrac{87}{18} - \dfrac{1}{18} \ = \ \dfrac{87-1}{18} \ = \\ \\ \ = \ \dfrac{86^{( :2}}{18^{( :2}} \ = \ \dfrac{43}{9}. \\ \\ \\ 2) \ \dfrac{2}{9}+\dfrac{43}{9} \ = \ \dfrac{2+43}{9} \ = \ \dfrac{45}{9} \ = \ 5. \\ \\ \\ \\ \bold{OTBET: 5}$

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Verified answer

chto izuchaet biologiya kakie eshe nauki izuchayushie prirodu vy znaete kakuyu chast

zapyatye napishite na kakom osnovanii vy sdelali vybor 1 kupi moloko i svezhij hle

nad kazhdym slovom napishite kakoj chastyu rechi ono yavlyaetsya zapishite kakie iz izve54f87b52fa27c77e81e1e456a3c4f5c5 63645

vypishite predlozhenie v kotorom neobhodimo postavit zapyatuyu znaki prepinani36b3fcfba95f9b93204b32ad68cebd60 72058

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najdite znachenie vyrazheniya 5653 4653 125 58 558 492 zapish

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