Question

решите с решением ! ​

Answer 1

$\Big(1\dfrac{1}{4} -\dfrac{7}{8} \Big):0,75=\Big(\dfrac{5}{4} -\dfrac{7}{8} \Big):\dfrac{3}{4} =\Big(\dfrac{10}{8} -\dfrac{7}{8} \Big):\dfrac{3}{4} =\dfrac{3}{8} :\dfrac{3}{4} =\\\\\\=\dfrac{3}{8} \cdot\dfrac{4}{3} =\boxed{0,5}$