Question

Calculați: (3/4×8/5×3/5-7/10):11/15
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Answer 1

Răspuns:

Explicație pas cu pas:

Answer 2

Explicație pas cu pas:

$\Big(\frac{3}{4} \times \frac{8}{5} \times \frac{3}{5} - \frac{7}{10}\Big) : \frac{11}{15} = \Big(\frac{^{2)} 18}{25} - \frac{^{5)} 7}{10}\Big) \times \frac{15}{11} = \frac{36 - 35}{50} \times \frac{15}{11} = \frac{1}{50} \times \frac{15}{11} = \frac{3}{110}$