Evaluate
\frac{25}{2}=12.5
Factor
\frac{5 ^ {2}}{2} = 12\frac{1}{2} = 12.5
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-\frac{5}{3}\times 9\times \frac{-5}{6}
Fraction \frac{5}{-3} can be rewritten as -\frac{5}{3} by extracting the negative sign.
\frac{-5\times 9}{3}\times \frac{-5}{6}
Express -\frac{5}{3}\times 9 as a single fraction.
\frac{-45}{3}\times \frac{-5}{6}
Multiply -5 and 9 to get -45.
-15\times \frac{-5}{6}
Divide -45 by 3 to get -15.
-15\left(-\frac{5}{6}\right)
Fraction \frac{-5}{6} can be rewritten as -\frac{5}{6} by extracting the negative sign.
\frac{-15\left(-5\right)}{6}
Express -15\left(-\frac{5}{6}\right) as a single fraction.
\frac{75}{6}
Multiply -15 and -5 to get 75.
\frac{25}{2}
Reduce the fraction \frac{75}{6} to lowest terms by extracting and canceling out 3.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}