Evaluate
-\frac{17}{4}=-4.25
Factor
-\frac{17}{4} = -4\frac{1}{4} = -4.25
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-\frac{25}{4}+\frac{8}{4}
Convert 2 to fraction \frac{8}{4}.
\frac{-25+8}{4}
Since -\frac{25}{4} and \frac{8}{4} have the same denominator, add them by adding their numerators.
-\frac{17}{4}
Add -25 and 8 to get -17.
Examples
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y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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