Question

6+7/8:21/4-5/3 como posso resolve-la?

Answer 1

$(6 + \frac{7}{8}) /( \frac{21}{4} - \frac{5}{3} ) = (\frac{48+7}{8}) / (\frac{63-20}{12} ) = (\frac{55}{8} )/(\frac{43}{12}) = (\frac{55}{8} ).(\frac{12}{43}) = (\frac{55}{2} ).(\frac{3}{43}) = \frac{165}{86}$