Evaluate
\frac{65}{4}=16.25
Factor
\frac{5 \cdot 13}{2 ^ {2}} = 16\frac{1}{4} = 16.25
Share
Copied to clipboard
\frac{52}{\frac{20}{5}-\frac{4}{5}}
Convert 4 to fraction \frac{20}{5}.
\frac{52}{\frac{20-4}{5}}
Since \frac{20}{5} and \frac{4}{5} have the same denominator, subtract them by subtracting their numerators.
\frac{52}{\frac{16}{5}}
Subtract 4 from 20 to get 16.
52\times \frac{5}{16}
Divide 52 by \frac{16}{5} by multiplying 52 by the reciprocal of \frac{16}{5}.
\frac{52\times 5}{16}
Express 52\times \frac{5}{16} as a single fraction.
\frac{260}{16}
Multiply 52 and 5 to get 260.
\frac{65}{4}
Reduce the fraction \frac{260}{16} 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}