Evaluate
\frac{25}{8}=3.125
Factor
\frac{5 ^ {2}}{2 ^ {3}} = 3\frac{1}{8} = 3.125
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\frac{36+7}{12}-\frac{5}{8}+\frac{1}{6}
Multiply 3 and 12 to get 36.
\frac{43}{12}-\frac{5}{8}+\frac{1}{6}
Add 36 and 7 to get 43.
\frac{86}{24}-\frac{15}{24}+\frac{1}{6}
Least common multiple of 12 and 8 is 24. Convert \frac{43}{12} and \frac{5}{8} to fractions with denominator 24.
\frac{86-15}{24}+\frac{1}{6}
Since \frac{86}{24} and \frac{15}{24} have the same denominator, subtract them by subtracting their numerators.
\frac{71}{24}+\frac{1}{6}
Subtract 15 from 86 to get 71.
\frac{71}{24}+\frac{4}{24}
Least common multiple of 24 and 6 is 24. Convert \frac{71}{24} and \frac{1}{6} to fractions with denominator 24.
\frac{71+4}{24}
Since \frac{71}{24} and \frac{4}{24} have the same denominator, add them by adding their numerators.
\frac{75}{24}
Add 71 and 4 to get 75.
\frac{25}{8}
Reduce the fraction \frac{75}{24} to lowest terms by extracting and canceling out 3.
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}