81 \times 44 \frac { 4 } { 9 } \%
Evaluate
36
Factor
2^{2}\times 3^{2}
Share
Copied to clipboard
81\times \frac{44\times 9+4}{9\times 100}
Express \frac{\frac{44\times 9+4}{9}}{100} as a single fraction.
81\times \frac{396+4}{9\times 100}
Multiply 44 and 9 to get 396.
81\times \frac{400}{9\times 100}
Add 396 and 4 to get 400.
81\times \frac{400}{900}
Multiply 9 and 100 to get 900.
81\times \frac{4}{9}
Reduce the fraction \frac{400}{900} to lowest terms by extracting and canceling out 100.
\frac{81\times 4}{9}
Express 81\times \frac{4}{9} as a single fraction.
\frac{324}{9}
Multiply 81 and 4 to get 324.
36
Divide 324 by 9 to get 36.
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}