Evaluate
402.5
Factor
\frac{5 \cdot 7 \cdot 23}{2} = 402\frac{1}{2} = 402.5
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34.5\left(11+\frac{40}{60}\right)
Multiply 23 and 1.5 to get 34.5.
34.5\left(11+\frac{2}{3}\right)
Reduce the fraction \frac{40}{60} to lowest terms by extracting and canceling out 20.
34.5\left(\frac{33}{3}+\frac{2}{3}\right)
Convert 11 to fraction \frac{33}{3}.
34.5\times \frac{33+2}{3}
Since \frac{33}{3} and \frac{2}{3} have the same denominator, add them by adding their numerators.
34.5\times \frac{35}{3}
Add 33 and 2 to get 35.
\frac{69}{2}\times \frac{35}{3}
Convert decimal number 34.5 to fraction \frac{345}{10}. Reduce the fraction \frac{345}{10} to lowest terms by extracting and canceling out 5.
\frac{69\times 35}{2\times 3}
Multiply \frac{69}{2} times \frac{35}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{2415}{6}
Do the multiplications in the fraction \frac{69\times 35}{2\times 3}.
\frac{805}{2}
Reduce the fraction \frac{2415}{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}