Convert 0.5% to a decimal.
\(p\%=\dfrac{p}{100}\\\\0.5\%=\dfrac{0.5}{100}=\dfrac{0.5\cdot10}{100\cdot10}=\dfrac{5}{1000}=\dfrac{5:5}{1000:5}=\boxed{\dfrac{1}{200}=0.005}\)
