Question

Обчисліть (2/3+3/5)⋅5/38

Answer 1

$( \frac{2}{3} + \frac{3}{5} ) \times \frac{5}{38} = \frac{10 + 9}{15} \times \frac{5}{38} = \frac{19 \times 5}{15 \times 38} = \frac{1}{3 \times 2} = \frac{1}{6}$