\(\dfrac{5}{8}+\dfrac{3}{5}\times\dfrac{5}{12}=\dfrac{5}{8}+\dfrac{3\times5}{5\times12}=\dfrac{5}{8}+\dfrac{3}{12}=\dfrac{5}{8}+\dfrac{1}{4}=\dfrac{5+2\times1}{8}=\dfrac{7}{8}\)
\(\dfrac{5}{8}+\dfrac{3}{5}\)x \(\dfrac{5}{12}\)
= \(\dfrac{5}{8}+\dfrac{1}{4}=\dfrac{5+2}{8}=\dfrac{7}{8}\)