Question

(5/6 + 2 2/5) · 7,5 Помогите)

Answer 1

$( frac{5}{6} + 2frac{2}{5} ) times 7.5 = ( frac{5}{6} + frac{12}{5} ) times 7.5 = frac{25 + 72}{30} times frac{75}{10} = frac{97}{30} times frac{15}{2} = frac{97}{2} times frac{1}{2} = frac{97}{4} = 24.25$
Тут ничего особенного