Question

três oitavos de cinco sextos

Answer 1

$\dfrac{3}{8}\text{ de }\dfrac{5}{6}\\ \\ \\ =\dfrac{3}{8}\times\dfrac{5}{6}\\ \\ =\dfrac{3\times 5}{8 \times 6}\\ \\ =\dfrac{15}{48}\\ \\ =\dfrac{15 \div 3}{48 \div 3}\\ \\ =\dfrac{5}{16}\\ \\ \\ \boxed{\dfrac{3}{8}\text{ de }\dfrac{5}{6}=\dfrac{5}{16}}$