\(\dfrac{3}{8}+\dfrac{25}{27}:\left(-\dfrac{5}{9}\right)\)\(=\dfrac{3}{8}+\dfrac{-5}{3}=\dfrac{-31}{24}\)
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\(\dfrac{3}{8}+\dfrac{25}{27}:\left(-\dfrac{5}{9}\right)\)
\(=\) \(\dfrac{3}{8}+\dfrac{5}{3}\)
\(=\) \(\dfrac{49}{24}\)
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