Evaluate
\frac{1}{49}\approx 0.020408163
Factor
\frac{1}{7 ^ {2}} = 0.02040816326530612
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\frac{1\times 4}{28\times 7}
Multiply \frac{1}{28} times \frac{4}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{4}{196}
Do the multiplications in the fraction \frac{1\times 4}{28\times 7}.
\frac{1}{49}
Reduce the fraction \frac{4}{196} to lowest terms by extracting and canceling out 4.
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