Evaluate
-\frac{9}{20}=-0.45
Factor
-\frac{9}{20} = -0.45
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\frac{16-25}{20}
Since \frac{16}{20} and \frac{25}{20} have the same denominator, subtract them by subtracting their numerators.
-\frac{9}{20}
Subtract 25 from 16 to get -9.
Examples
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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