Evaluate
\frac{260\sqrt{195}}{63}\approx 57.630197006
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\frac{130\times 2\sqrt{195}}{9\times 7}
Multiply \frac{130}{9} times \frac{2\sqrt{195}}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{260\sqrt{195}}{9\times 7}
Multiply 130 and 2 to get 260.
\frac{260\sqrt{195}}{63}
Multiply 9 and 7 to get 63.
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