\(Q=\frac{2014}{2015}\times3+\frac{2014}{2015}\times\frac{5}{6}-\frac{2014}{2015}\times\frac{10}{12}\)
\(Q=\frac{2014}{2015}\times\left(3+\frac{5}{6}-\frac{10}{12}\right)\)
\(Q=\frac{2014}{2015}\times3\)
\(Q=\frac{6042}{2015}\)
Q=2014/2015x(3 +5/6 - 10/12)
Q= 2014/2015x 3
Q= 6042/2015