Evaluate
-\frac{27}{5}=-5.4
Factor
-\frac{27}{5} = -5\frac{2}{5} = -5.4
Share
Copied to clipboard
\frac{-\frac{17}{10}}{\frac{17}{54}}
Reduce the fraction \frac{51}{30} to lowest terms by extracting and canceling out 3.
-\frac{17}{10}\times \frac{54}{17}
Divide -\frac{17}{10} by \frac{17}{54} by multiplying -\frac{17}{10} by the reciprocal of \frac{17}{54}.
\frac{-17\times 54}{10\times 17}
Multiply -\frac{17}{10} times \frac{54}{17} by multiplying numerator times numerator and denominator times denominator.
\frac{-918}{170}
Do the multiplications in the fraction \frac{-17\times 54}{10\times 17}.
-\frac{27}{5}
Reduce the fraction \frac{-918}{170} to lowest terms by extracting and canceling out 34.
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}