Evaluate
\frac{1}{140}\approx 0.007142857
Factor
\frac{1}{5 \cdot 7 \cdot 2 ^ {2}} = 0.007142857142857143
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\frac{15}{2100}
Expand \frac{0.15}{21} by multiplying both numerator and the denominator by 100.
\frac{1}{140}
Reduce the fraction \frac{15}{2100} to lowest terms by extracting and canceling out 15.
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