Evaluate
\frac{65}{2}=32.5
Factor
\frac{5 \cdot 13}{2} = 32\frac{1}{2} = 32.5
Share
Copied to clipboard
\frac{\left(9\times 4+3\right)\times 10}{4\times 3}
Divide \frac{9\times 4+3}{4} by \frac{3}{10} by multiplying \frac{9\times 4+3}{4} by the reciprocal of \frac{3}{10}.
\frac{5\left(3+4\times 9\right)}{2\times 3}
Cancel out 2 in both numerator and denominator.
\frac{5\left(3+36\right)}{2\times 3}
Multiply 4 and 9 to get 36.
\frac{5\times 39}{2\times 3}
Add 3 and 36 to get 39.
\frac{195}{2\times 3}
Multiply 5 and 39 to get 195.
\frac{195}{6}
Multiply 2 and 3 to get 6.
\frac{65}{2}
Reduce the fraction \frac{195}{6} 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}