Evaluate
\frac{16}{5}=3.2
Factor
\frac{2 ^ {4}}{5} = 3\frac{1}{5} = 3.2
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\frac{138}{\frac{23\times 5}{\frac{23\times 4}{\frac{23\times 3}{\frac{23\times 2}{23}}}}}
Multiply 23 and 6 to get 138.
\frac{138}{\frac{115}{\frac{23\times 4}{\frac{23\times 3}{\frac{23\times 2}{23}}}}}
Multiply 23 and 5 to get 115.
\frac{138}{\frac{115}{\frac{92}{\frac{23\times 3}{\frac{23\times 2}{23}}}}}
Multiply 23 and 4 to get 92.
\frac{138}{\frac{115}{\frac{92}{\frac{69}{\frac{23\times 2}{23}}}}}
Multiply 23 and 3 to get 69.
\frac{138}{\frac{115}{\frac{92}{\frac{69}{2}}}}
Cancel out 23 and 23.
\frac{138}{\frac{115}{92\times \frac{2}{69}}}
Divide 92 by \frac{69}{2} by multiplying 92 by the reciprocal of \frac{69}{2}.
\frac{138}{\frac{115}{\frac{92\times 2}{69}}}
Express 92\times \frac{2}{69} as a single fraction.
\frac{138}{\frac{115}{\frac{184}{69}}}
Multiply 92 and 2 to get 184.
\frac{138}{\frac{115}{\frac{8}{3}}}
Reduce the fraction \frac{184}{69} to lowest terms by extracting and canceling out 23.
\frac{138}{115\times \frac{3}{8}}
Divide 115 by \frac{8}{3} by multiplying 115 by the reciprocal of \frac{8}{3}.
\frac{138}{\frac{115\times 3}{8}}
Express 115\times \frac{3}{8} as a single fraction.
\frac{138}{\frac{345}{8}}
Multiply 115 and 3 to get 345.
138\times \frac{8}{345}
Divide 138 by \frac{345}{8} by multiplying 138 by the reciprocal of \frac{345}{8}.
\frac{138\times 8}{345}
Express 138\times \frac{8}{345} as a single fraction.
\frac{1104}{345}
Multiply 138 and 8 to get 1104.
\frac{16}{5}
Reduce the fraction \frac{1104}{345} to lowest terms by extracting and canceling out 69.
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}