14. Exercise Problems VII

You know that \(\frac{1}{7} = 0.\overline{142857}\) Can you predict what the decimal expansions of \(\frac{2}{7}, \frac{3}{7}, \frac{4}{7}, \frac{5}{7}, \frac{6}{7}\) are, without actually doing the long division? If so, how?

 

\(\frac{2}{7}=\) $\overline{i}$