Evaluate
\frac{5}{2}=2.5
Factor
\frac{5}{2} = 2\frac{1}{2} = 2.5
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\frac{\frac{6}{8}+\frac{5}{8}}{\frac{3}{5}\left(\frac{1}{4}+\frac{2}{3}\right)}
Least common multiple of 4 and 8 is 8. Convert \frac{3}{4} and \frac{5}{8} to fractions with denominator 8.
\frac{\frac{6+5}{8}}{\frac{3}{5}\left(\frac{1}{4}+\frac{2}{3}\right)}
Since \frac{6}{8} and \frac{5}{8} have the same denominator, add them by adding their numerators.
\frac{\frac{11}{8}}{\frac{3}{5}\left(\frac{1}{4}+\frac{2}{3}\right)}
Add 6 and 5 to get 11.
\frac{\frac{11}{8}}{\frac{3}{5}\left(\frac{3}{12}+\frac{8}{12}\right)}
Least common multiple of 4 and 3 is 12. Convert \frac{1}{4} and \frac{2}{3} to fractions with denominator 12.
\frac{\frac{11}{8}}{\frac{3}{5}\times \frac{3+8}{12}}
Since \frac{3}{12} and \frac{8}{12} have the same denominator, add them by adding their numerators.
\frac{\frac{11}{8}}{\frac{3}{5}\times \frac{11}{12}}
Add 3 and 8 to get 11.
\frac{\frac{11}{8}}{\frac{3\times 11}{5\times 12}}
Multiply \frac{3}{5} times \frac{11}{12} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{11}{8}}{\frac{33}{60}}
Do the multiplications in the fraction \frac{3\times 11}{5\times 12}.
\frac{\frac{11}{8}}{\frac{11}{20}}
Reduce the fraction \frac{33}{60} to lowest terms by extracting and canceling out 3.
\frac{11}{8}\times \frac{20}{11}
Divide \frac{11}{8} by \frac{11}{20} by multiplying \frac{11}{8} by the reciprocal of \frac{11}{20}.
\frac{11\times 20}{8\times 11}
Multiply \frac{11}{8} times \frac{20}{11} by multiplying numerator times numerator and denominator times denominator.
\frac{20}{8}
Cancel out 11 in both numerator and denominator.
\frac{5}{2}
Reduce the fraction \frac{20}{8} to lowest terms by extracting and canceling out 4.
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}