Evaluate
\frac{83}{18}\approx 4.611111111
Factor
\frac{83}{2 \cdot 3 ^ {2}} = 4\frac{11}{18} = 4.611111111111111
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9-\frac{27+2}{9}-\frac{1\times 6+1}{6}
Multiply 3 and 9 to get 27.
9-\frac{29}{9}-\frac{1\times 6+1}{6}
Add 27 and 2 to get 29.
\frac{81}{9}-\frac{29}{9}-\frac{1\times 6+1}{6}
Convert 9 to fraction \frac{81}{9}.
\frac{81-29}{9}-\frac{1\times 6+1}{6}
Since \frac{81}{9} and \frac{29}{9} have the same denominator, subtract them by subtracting their numerators.
\frac{52}{9}-\frac{1\times 6+1}{6}
Subtract 29 from 81 to get 52.
\frac{52}{9}-\frac{6+1}{6}
Multiply 1 and 6 to get 6.
\frac{52}{9}-\frac{7}{6}
Add 6 and 1 to get 7.
\frac{104}{18}-\frac{21}{18}
Least common multiple of 9 and 6 is 18. Convert \frac{52}{9} and \frac{7}{6} to fractions with denominator 18.
\frac{104-21}{18}
Since \frac{104}{18} and \frac{21}{18} have the same denominator, subtract them by subtracting their numerators.
\frac{83}{18}
Subtract 21 from 104 to get 83.
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}