Evaluate
\frac{8}{9}\approx 0.888888889
Factor
\frac{2 ^ {3}}{3 ^ {2}} = 0.8888888888888888
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\frac{\left(6\times 3+2\right)\times 2}{3\left(7\times 2+1\right)}
Divide \frac{6\times 3+2}{3} by \frac{7\times 2+1}{2} by multiplying \frac{6\times 3+2}{3} by the reciprocal of \frac{7\times 2+1}{2}.
\frac{\left(18+2\right)\times 2}{3\left(7\times 2+1\right)}
Multiply 6 and 3 to get 18.
\frac{20\times 2}{3\left(7\times 2+1\right)}
Add 18 and 2 to get 20.
\frac{40}{3\left(7\times 2+1\right)}
Multiply 20 and 2 to get 40.
\frac{40}{3\left(14+1\right)}
Multiply 7 and 2 to get 14.
\frac{40}{3\times 15}
Add 14 and 1 to get 15.
\frac{40}{45}
Multiply 3 and 15 to get 45.
\frac{8}{9}
Reduce the fraction \frac{40}{45} to lowest terms by extracting and canceling out 5.
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}