Evaluate
\frac{81}{16}=5.0625
Factor
\frac{3 ^ {4}}{2 ^ {4}} = 5\frac{1}{16} = 5.0625
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\frac{15\times 12}{16\times 25}\times \frac{1\times 9+1}{9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Multiply \frac{15}{16} times \frac{12}{25} by multiplying numerator times numerator and denominator times denominator.
\frac{180}{400}\times \frac{1\times 9+1}{9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Do the multiplications in the fraction \frac{15\times 12}{16\times 25}.
\frac{9}{20}\times \frac{1\times 9+1}{9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Reduce the fraction \frac{180}{400} to lowest terms by extracting and canceling out 20.
\frac{9}{20}\times \frac{9+1}{9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Multiply 1 and 9 to get 9.
\frac{9}{20}\times \frac{10}{9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Add 9 and 1 to get 10.
\frac{9\times 10}{20\times 9}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Multiply \frac{9}{20} times \frac{10}{9} by multiplying numerator times numerator and denominator times denominator.
\frac{10}{20}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Cancel out 9 in both numerator and denominator.
\frac{1}{2}\times \frac{6\times 4+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Reduce the fraction \frac{10}{20} to lowest terms by extracting and canceling out 10.
\frac{1}{2}\times \frac{24+3}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Multiply 6 and 4 to get 24.
\frac{1}{2}\times \frac{27}{4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Add 24 and 3 to get 27.
\frac{1\times 27}{2\times 4}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Multiply \frac{1}{2} times \frac{27}{4} by multiplying numerator times numerator and denominator times denominator.
\frac{27}{8}\times \frac{2}{11}\times \frac{8\times 4+1}{4}
Do the multiplications in the fraction \frac{1\times 27}{2\times 4}.
\frac{27\times 2}{8\times 11}\times \frac{8\times 4+1}{4}
Multiply \frac{27}{8} times \frac{2}{11} by multiplying numerator times numerator and denominator times denominator.
\frac{54}{88}\times \frac{8\times 4+1}{4}
Do the multiplications in the fraction \frac{27\times 2}{8\times 11}.
\frac{27}{44}\times \frac{8\times 4+1}{4}
Reduce the fraction \frac{54}{88} to lowest terms by extracting and canceling out 2.
\frac{27}{44}\times \frac{32+1}{4}
Multiply 8 and 4 to get 32.
\frac{27}{44}\times \frac{33}{4}
Add 32 and 1 to get 33.
\frac{27\times 33}{44\times 4}
Multiply \frac{27}{44} times \frac{33}{4} by multiplying numerator times numerator and denominator times denominator.
\frac{891}{176}
Do the multiplications in the fraction \frac{27\times 33}{44\times 4}.
\frac{81}{16}
Reduce the fraction \frac{891}{176} to lowest terms by extracting and canceling out 11.
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}