Evaluate
\frac{\sqrt{70}}{10}\approx 0.836660027
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\frac{\sqrt{7}\sqrt{10}}{\left(\sqrt{10}\right)^{2}}
Rationalize the denominator of \frac{\sqrt{7}}{\sqrt{10}} by multiplying numerator and denominator by \sqrt{10}.
\frac{\sqrt{7}\sqrt{10}}{10}
The square of \sqrt{10} is 10.
\frac{\sqrt{70}}{10}
To multiply \sqrt{7} and \sqrt{10}, multiply the numbers under the square root.
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