Simplify 7210. Your answer should have an integer denominator.

7210 = 72101010 = 72010 = 12510 = 655.

jmc

algebra intermediate

Problem

Simplify

\frac{72}{10}

. Your answer should have an integer denominator.

Solution

\frac{72}{10} = \frac{72 \cdot 10}{10 \cdot 10} = \frac{720}{10} = \frac{12 5}{10} = \frac{6 5}{5}

Final answer

\frac{6\sqrt{5}}{5}