\(\dfrac{20\times6\times2}{10\times16\times24}=\dfrac{6\times2}{24}\times\dfrac{20}{10}\times\dfrac{1}{16}\)
\(=\dfrac{1}{2}\times2\times\dfrac{1}{16}=\dfrac{1}{16}\)
\(\dfrac{20\times6\times2}{10\times16\times24}\)
\(=\dfrac{10\times2\times6\times2}{10\times2\times6\times2\times4\times4}\)
\(=\dfrac{1}{16}\)