вычислите: (2/3 + 4/5) : 11/5 c ришением помогите пж. Created by stepamudryi. matematika-ru

5 c ришением помогите пж...

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вычислите: (2/3 + 4/5) : 11/5 c ришением помогите пж

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alma86
$\frac{2}{3} + \frac{4}{5} = \frac{10 + 12}{15} = \frac{22}{15} \\ \frac{22}{15} \div \frac{11}{5} = \frac{22}{15} \times \frac{5}{11} = \frac{2}{3}$

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