Evaluate
\frac{1}{9}\approx 0.111111111
Factor
\frac{1}{3 ^ {2}} = 0.1111111111111111
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\frac{\frac{-5}{8}\times 2}{\frac{3}{4}\left(-15\right)}
Divide \frac{\frac{-5}{8}}{\frac{3}{4}} by \frac{-15}{2} by multiplying \frac{\frac{-5}{8}}{\frac{3}{4}} by the reciprocal of \frac{-15}{2}.
\frac{-\frac{5}{8}\times 2}{\frac{3}{4}\left(-15\right)}
Fraction \frac{-5}{8} can be rewritten as -\frac{5}{8} by extracting the negative sign.
\frac{\frac{-5\times 2}{8}}{\frac{3}{4}\left(-15\right)}
Express -\frac{5}{8}\times 2 as a single fraction.
\frac{\frac{-10}{8}}{\frac{3}{4}\left(-15\right)}
Multiply -5 and 2 to get -10.
\frac{-\frac{5}{4}}{\frac{3}{4}\left(-15\right)}
Reduce the fraction \frac{-10}{8} to lowest terms by extracting and canceling out 2.
\frac{-\frac{5}{4}}{\frac{3\left(-15\right)}{4}}
Express \frac{3}{4}\left(-15\right) as a single fraction.
\frac{-\frac{5}{4}}{\frac{-45}{4}}
Multiply 3 and -15 to get -45.
\frac{-\frac{5}{4}}{-\frac{45}{4}}
Fraction \frac{-45}{4} can be rewritten as -\frac{45}{4} by extracting the negative sign.
-\frac{5}{4}\left(-\frac{4}{45}\right)
Divide -\frac{5}{4} by -\frac{45}{4} by multiplying -\frac{5}{4} by the reciprocal of -\frac{45}{4}.
\frac{-5\left(-4\right)}{4\times 45}
Multiply -\frac{5}{4} times -\frac{4}{45} by multiplying numerator times numerator and denominator times denominator.
\frac{20}{180}
Do the multiplications in the fraction \frac{-5\left(-4\right)}{4\times 45}.
\frac{1}{9}
Reduce the fraction \frac{20}{180} to lowest terms by extracting and canceling out 20.
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}