Evaluate
-\frac{621}{680}\approx -0.913235294
Factor
-\frac{621}{680} = -0.913235294117647
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\frac{12.42}{-13.6}
Multiply 4.14 and 3 to get 12.42.
\frac{1242}{-1360}
Expand \frac{12.42}{-13.6} by multiplying both numerator and the denominator by 100.
-\frac{621}{680}
Reduce the fraction \frac{1242}{-1360} to lowest terms by extracting and canceling out 2.
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