Evaluate
-\frac{4}{5}=-0.8
Factor
-\frac{4}{5} = -0.8
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\frac{-7\times 4}{5\times 7}
Multiply -\frac{7}{5} times \frac{4}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{-28}{35}
Do the multiplications in the fraction \frac{-7\times 4}{5\times 7}.
-\frac{4}{5}
Reduce the fraction \frac{-28}{35} to lowest terms by extracting and canceling out 7.
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