\[\boxed{\text{6.411.}}\]
\[\textbf{а)}\ 1\ \% = \frac{1}{100} = 0,01\ \]
\[\textbf{б)}\ 8\ \% = \frac{8}{100} = 0,08\]
\[\textbf{в)}\ 37\ \% = \frac{37}{100} = 0,37\ \]
\[\textbf{г)}\ 156\ \% = \frac{156}{100} = 1,56\ \]
\[\textbf{д)}\ 4,6\ \% = 4,6\ :100 = 0,046\ \]
\[\textbf{е)}\ 0,7\ \% = 0,7\ :100 = 0,007\ \ \ \]