Evaluate
7.85
Factor
\frac{157}{5 \cdot 2 ^ {2}} = 7\frac{17}{20} = 7.85
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\frac{3.14}{0.4}
Subtract 0.86 from 4 to get 3.14.
\frac{314}{40}
Expand \frac{3.14}{0.4} by multiplying both numerator and the denominator by 100.
\frac{157}{20}
Reduce the fraction \frac{314}{40} to lowest terms by extracting and canceling out 2.
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