Evaluate
\frac{104}{19}\approx 5.473684211
Factor
\frac{2 ^ {3} \cdot 13}{19} = 5\frac{9}{19} = 5.473684210526316
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\frac{\frac{21}{9}+\frac{1}{9}+3+\frac{1}{3}}{\frac{1}{18}+1}
Least common multiple of 3 and 9 is 9. Convert \frac{7}{3} and \frac{1}{9} to fractions with denominator 9.
\frac{\frac{21+1}{9}+3+\frac{1}{3}}{\frac{1}{18}+1}
Since \frac{21}{9} and \frac{1}{9} have the same denominator, add them by adding their numerators.
\frac{\frac{22}{9}+3+\frac{1}{3}}{\frac{1}{18}+1}
Add 21 and 1 to get 22.
\frac{\frac{22}{9}+\frac{27}{9}+\frac{1}{3}}{\frac{1}{18}+1}
Convert 3 to fraction \frac{27}{9}.
\frac{\frac{22+27}{9}+\frac{1}{3}}{\frac{1}{18}+1}
Since \frac{22}{9} and \frac{27}{9} have the same denominator, add them by adding their numerators.
\frac{\frac{49}{9}+\frac{1}{3}}{\frac{1}{18}+1}
Add 22 and 27 to get 49.
\frac{\frac{49}{9}+\frac{3}{9}}{\frac{1}{18}+1}
Least common multiple of 9 and 3 is 9. Convert \frac{49}{9} and \frac{1}{3} to fractions with denominator 9.
\frac{\frac{49+3}{9}}{\frac{1}{18}+1}
Since \frac{49}{9} and \frac{3}{9} have the same denominator, add them by adding their numerators.
\frac{\frac{52}{9}}{\frac{1}{18}+1}
Add 49 and 3 to get 52.
\frac{\frac{52}{9}}{\frac{1}{18}+\frac{18}{18}}
Convert 1 to fraction \frac{18}{18}.
\frac{\frac{52}{9}}{\frac{1+18}{18}}
Since \frac{1}{18} and \frac{18}{18} have the same denominator, add them by adding their numerators.
\frac{\frac{52}{9}}{\frac{19}{18}}
Add 1 and 18 to get 19.
\frac{52}{9}\times \frac{18}{19}
Divide \frac{52}{9} by \frac{19}{18} by multiplying \frac{52}{9} by the reciprocal of \frac{19}{18}.
\frac{52\times 18}{9\times 19}
Multiply \frac{52}{9} times \frac{18}{19} by multiplying numerator times numerator and denominator times denominator.
\frac{936}{171}
Do the multiplications in the fraction \frac{52\times 18}{9\times 19}.
\frac{104}{19}
Reduce the fraction \frac{936}{171} to lowest terms by extracting and canceling out 9.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}