( 3 - 4 ) : 7,8 =
Evaluate
-\frac{5}{39}\approx -0,128205128
Factor
-\frac{5}{39} = -0.1282051282051282
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\frac{-1}{7,8}
Subtract 4 from 3 to get -1.
\frac{-10}{78}
Expand \frac{-1}{7,8} by multiplying both numerator and the denominator by 10.
-\frac{5}{39}
Reduce the fraction \frac{-10}{78} to lowest terms by extracting and canceling out 2.
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