Evaluate
\frac{1}{400}=0.0025
Factor
\frac{1}{2 ^ {4} \cdot 5 ^ {2}} = 0.0025
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\frac{12}{4800}
Multiply 100 and 48 to get 4800.
\frac{1}{400}
Reduce the fraction \frac{12}{4800} to lowest terms by extracting and canceling out 12.
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