Evaluate
\frac{83}{164}\approx 0.506097561
Factor
\frac{83}{2 ^ {2} \cdot 41} = 0.5060975609756098
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\frac{\frac{9}{6}+\frac{4}{6}+\frac{3}{5}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Least common multiple of 2 and 3 is 6. Convert \frac{3}{2} and \frac{2}{3} to fractions with denominator 6.
\frac{\frac{9+4}{6}+\frac{3}{5}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Since \frac{9}{6} and \frac{4}{6} have the same denominator, add them by adding their numerators.
\frac{\frac{13}{6}+\frac{3}{5}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Add 9 and 4 to get 13.
\frac{\frac{65}{30}+\frac{18}{30}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Least common multiple of 6 and 5 is 30. Convert \frac{13}{6} and \frac{3}{5} to fractions with denominator 30.
\frac{\frac{65+18}{30}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Since \frac{65}{30} and \frac{18}{30} have the same denominator, add them by adding their numerators.
\frac{\frac{83}{30}}{\frac{20}{3}+\frac{3-12}{5}+\frac{3}{3+2}}
Add 65 and 18 to get 83.
\frac{\frac{83}{30}}{\frac{20}{3}+\frac{-9}{5}+\frac{3}{3+2}}
Subtract 12 from 3 to get -9.
\frac{\frac{83}{30}}{\frac{20}{3}-\frac{9}{5}+\frac{3}{3+2}}
Fraction \frac{-9}{5} can be rewritten as -\frac{9}{5} by extracting the negative sign.
\frac{\frac{83}{30}}{\frac{100}{15}-\frac{27}{15}+\frac{3}{3+2}}
Least common multiple of 3 and 5 is 15. Convert \frac{20}{3} and \frac{9}{5} to fractions with denominator 15.
\frac{\frac{83}{30}}{\frac{100-27}{15}+\frac{3}{3+2}}
Since \frac{100}{15} and \frac{27}{15} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{83}{30}}{\frac{73}{15}+\frac{3}{3+2}}
Subtract 27 from 100 to get 73.
\frac{\frac{83}{30}}{\frac{73}{15}+\frac{3}{5}}
Add 3 and 2 to get 5.
\frac{\frac{83}{30}}{\frac{73}{15}+\frac{9}{15}}
Least common multiple of 15 and 5 is 15. Convert \frac{73}{15} and \frac{3}{5} to fractions with denominator 15.
\frac{\frac{83}{30}}{\frac{73+9}{15}}
Since \frac{73}{15} and \frac{9}{15} have the same denominator, add them by adding their numerators.
\frac{\frac{83}{30}}{\frac{82}{15}}
Add 73 and 9 to get 82.
\frac{83}{30}\times \frac{15}{82}
Divide \frac{83}{30} by \frac{82}{15} by multiplying \frac{83}{30} by the reciprocal of \frac{82}{15}.
\frac{83\times 15}{30\times 82}
Multiply \frac{83}{30} times \frac{15}{82} by multiplying numerator times numerator and denominator times denominator.
\frac{1245}{2460}
Do the multiplications in the fraction \frac{83\times 15}{30\times 82}.
\frac{83}{164}
Reduce the fraction \frac{1245}{2460} to lowest terms by extracting and canceling out 15.
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}