Evaluate
\frac{52}{115}\approx 0.452173913
Factor
\frac{2 ^ {2} \cdot 13}{5 \cdot 23} = 0.45217391304347826
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\frac{\frac{1}{3}+\frac{2\times 1}{5\times 30}}{\frac{23}{30}}
Multiply \frac{2}{5} times \frac{1}{30} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{1}{3}+\frac{2}{150}}{\frac{23}{30}}
Do the multiplications in the fraction \frac{2\times 1}{5\times 30}.
\frac{\frac{1}{3}+\frac{1}{75}}{\frac{23}{30}}
Reduce the fraction \frac{2}{150} to lowest terms by extracting and canceling out 2.
\frac{\frac{25}{75}+\frac{1}{75}}{\frac{23}{30}}
Least common multiple of 3 and 75 is 75. Convert \frac{1}{3} and \frac{1}{75} to fractions with denominator 75.
\frac{\frac{25+1}{75}}{\frac{23}{30}}
Since \frac{25}{75} and \frac{1}{75} have the same denominator, add them by adding their numerators.
\frac{\frac{26}{75}}{\frac{23}{30}}
Add 25 and 1 to get 26.
\frac{26}{75}\times \frac{30}{23}
Divide \frac{26}{75} by \frac{23}{30} by multiplying \frac{26}{75} by the reciprocal of \frac{23}{30}.
\frac{26\times 30}{75\times 23}
Multiply \frac{26}{75} times \frac{30}{23} by multiplying numerator times numerator and denominator times denominator.
\frac{780}{1725}
Do the multiplications in the fraction \frac{26\times 30}{75\times 23}.
\frac{52}{115}
Reduce the fraction \frac{780}{1725} 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}