Evaluate
-\frac{9}{20}=-0.45
Factor
-\frac{9}{20} = -0.45
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\frac{11}{20}-\frac{20}{20}
Convert 1 to fraction \frac{20}{20}.
\frac{11-20}{20}
Since \frac{11}{20} and \frac{20}{20} have the same denominator, subtract them by subtracting their numerators.
-\frac{9}{20}
Subtract 20 from 11 to get -9.
Examples
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Matrix
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Simultaneous equation
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Integration
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Limits
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