Question

(-21/25):(-12/5)-5/8= mă puteți ajuta va rog cu acest exercițiu?

Answer 1

$\frac{-21}{25}:\frac{-12}{5}-\frac{5}{8} = \frac{-21}{25}*\frac{5}{-12} -\frac{5}{8}\\ =\frac{7}{5} *\frac{1}{4} -\frac{5}{8} =\frac{7}{20} -\frac{5}{8} =\frac{14-20}{40} =\frac{-6}{40}=\frac{-3}{20}$