Evaluate
\frac{1609}{45}\approx 35.755555556
Factor
\frac{1609}{3 ^ {2} \cdot 5} = 35\frac{34}{45} = 35.75555555555555
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\frac{80\times 1609}{3600}
Anything divided by one gives itself.
\frac{128720}{3600}
Multiply 80 and 1609 to get 128720.
\frac{1609}{45}
Reduce the fraction \frac{128720}{3600} to lowest terms by extracting and canceling out 80.
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