Evaluate
\frac{1}{20}=0.05
Factor
\frac{1}{2 ^ {2} \cdot 5} = 0.05
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\frac{-9\left(-5\right)}{25\times 36}
Multiply -\frac{9}{25} times -\frac{5}{36} by multiplying numerator times numerator and denominator times denominator.
\frac{45}{900}
Do the multiplications in the fraction \frac{-9\left(-5\right)}{25\times 36}.
\frac{1}{20}
Reduce the fraction \frac{45}{900} to lowest terms by extracting and canceling out 45.
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