Evaluate
\frac{286}{15}\approx 19.066666667
Factor
\frac{2 \cdot 11 \cdot 13}{3 \cdot 5} = 19\frac{1}{15} = 19.066666666666666
Quiz
Arithmetic
\frac { 1 } { 3 } ( \frac { 3 } { 2 } + \frac { 3 } { 5 } - \frac { 2 } { 2 } ) \quad 52
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\frac{1}{3}\left(\frac{3}{2}+\frac{3}{5}-1\right)\times 52
Divide 2 by 2 to get 1.
\frac{1}{3}\left(\frac{15}{10}+\frac{6}{10}-1\right)\times 52
Least common multiple of 2 and 5 is 10. Convert \frac{3}{2} and \frac{3}{5} to fractions with denominator 10.
\frac{1}{3}\left(\frac{15+6}{10}-1\right)\times 52
Since \frac{15}{10} and \frac{6}{10} have the same denominator, add them by adding their numerators.
\frac{1}{3}\left(\frac{21}{10}-1\right)\times 52
Add 15 and 6 to get 21.
\frac{1}{3}\left(\frac{21}{10}-\frac{10}{10}\right)\times 52
Convert 1 to fraction \frac{10}{10}.
\frac{1}{3}\times \frac{21-10}{10}\times 52
Since \frac{21}{10} and \frac{10}{10} have the same denominator, subtract them by subtracting their numerators.
\frac{1}{3}\times \frac{11}{10}\times 52
Subtract 10 from 21 to get 11.
\frac{1\times 11}{3\times 10}\times 52
Multiply \frac{1}{3} times \frac{11}{10} by multiplying numerator times numerator and denominator times denominator.
\frac{11}{30}\times 52
Do the multiplications in the fraction \frac{1\times 11}{3\times 10}.
\frac{11\times 52}{30}
Express \frac{11}{30}\times 52 as a single fraction.
\frac{572}{30}
Multiply 11 and 52 to get 572.
\frac{286}{15}
Reduce the fraction \frac{572}{30} to lowest terms by extracting and canceling out 2.
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}