Evaluate
\frac{209}{68}\approx 3.073529412
Factor
\frac{11 \cdot 19}{2 ^ {2} \cdot 17} = 3\frac{5}{68} = 3.073529411764706
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3+\frac{\frac{1}{4}}{3+\frac{1}{4}\times \frac{8}{5}}
Divide \frac{1}{4} by \frac{5}{8} by multiplying \frac{1}{4} by the reciprocal of \frac{5}{8}.
3+\frac{\frac{1}{4}}{3+\frac{1\times 8}{4\times 5}}
Multiply \frac{1}{4} times \frac{8}{5} by multiplying numerator times numerator and denominator times denominator.
3+\frac{\frac{1}{4}}{3+\frac{8}{20}}
Do the multiplications in the fraction \frac{1\times 8}{4\times 5}.
3+\frac{\frac{1}{4}}{3+\frac{2}{5}}
Reduce the fraction \frac{8}{20} to lowest terms by extracting and canceling out 4.
3+\frac{\frac{1}{4}}{\frac{15}{5}+\frac{2}{5}}
Convert 3 to fraction \frac{15}{5}.
3+\frac{\frac{1}{4}}{\frac{15+2}{5}}
Since \frac{15}{5} and \frac{2}{5} have the same denominator, add them by adding their numerators.
3+\frac{\frac{1}{4}}{\frac{17}{5}}
Add 15 and 2 to get 17.
3+\frac{1}{4}\times \frac{5}{17}
Divide \frac{1}{4} by \frac{17}{5} by multiplying \frac{1}{4} by the reciprocal of \frac{17}{5}.
3+\frac{1\times 5}{4\times 17}
Multiply \frac{1}{4} times \frac{5}{17} by multiplying numerator times numerator and denominator times denominator.
3+\frac{5}{68}
Do the multiplications in the fraction \frac{1\times 5}{4\times 17}.
\frac{204}{68}+\frac{5}{68}
Convert 3 to fraction \frac{204}{68}.
\frac{204+5}{68}
Since \frac{204}{68} and \frac{5}{68} have the same denominator, add them by adding their numerators.
\frac{209}{68}
Add 204 and 5 to get 209.
Examples
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{ 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}