Evaluate
\frac{90}{11}\approx 8.181818182
Factor
\frac{2 \cdot 5 \cdot 3 ^ {2}}{11} = 8\frac{2}{11} = 8.181818181818182
Share
Copied to clipboard
\left(-\frac{150}{55}\right)\left(-3\right)
Expand \frac{15}{5.5} by multiplying both numerator and the denominator by 10.
-\frac{30}{11}\left(-3\right)
Reduce the fraction \frac{150}{55} to lowest terms by extracting and canceling out 5.
\frac{-30\left(-3\right)}{11}
Express -\frac{30}{11}\left(-3\right) as a single fraction.
\frac{90}{11}
Multiply -30 and -3 to get 90.
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}