Evaluate
\frac{221}{72}\approx 3.069444444
Factor
\frac{13 \cdot 17}{2 ^ {3} \cdot 3 ^ {2}} = 3\frac{5}{72} = 3.0694444444444446
Share
Copied to clipboard
\frac{5}{8\times 9}+3
Express \frac{\frac{5}{8}}{9} as a single fraction.
\frac{5}{72}+3
Multiply 8 and 9 to get 72.
\frac{5}{72}+\frac{216}{72}
Convert 3 to fraction \frac{216}{72}.
\frac{5+216}{72}
Since \frac{5}{72} and \frac{216}{72} have the same denominator, add them by adding their numerators.
\frac{221}{72}
Add 5 and 216 to get 221.
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}