Question

(1,5-6/7):(5/12-1/4)

Answer 1

$(1,5-\frac{6}{7} ):(\frac{5}{12} -\frac{1}{4} )=(\frac{3}{2} -\frac{6}{7} ):(\frac{5-3}{12})=(\frac{21-12}{14} ):\frac{1}{6} =\frac{9}{14} *6=\frac{9}{7} *3\\\\=\frac{27}{7} =3\frac{6}{7}$