Evaluate
\frac{187}{12}\approx 15.583333333
Factor
\frac{11 \cdot 17}{2 ^ {2} \cdot 3} = 15\frac{7}{12} = 15.583333333333334
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\frac{1}{3}+\frac{1}{4}+15
Reduce the fraction \frac{2}{6} to lowest terms by extracting and canceling out 2.
\frac{4}{12}+\frac{3}{12}+15
Least common multiple of 3 and 4 is 12. Convert \frac{1}{3} and \frac{1}{4} to fractions with denominator 12.
\frac{4+3}{12}+15
Since \frac{4}{12} and \frac{3}{12} have the same denominator, add them by adding their numerators.
\frac{7}{12}+15
Add 4 and 3 to get 7.
\frac{7}{12}+\frac{180}{12}
Convert 15 to fraction \frac{180}{12}.
\frac{7+180}{12}
Since \frac{7}{12} and \frac{180}{12} have the same denominator, add them by adding their numerators.
\frac{187}{12}
Add 7 and 180 to get 187.
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}