Evaluate
28.275
Factor
\frac{3 \cdot 13 \cdot 29}{5 \cdot 2 ^ {3}} = 28\frac{11}{40} = 28.275
Share
Copied to clipboard
7.8\times 1000\times \frac{29}{8000}
Calculate 10 to the power of 3 and get 1000.
7800\times \frac{29}{8000}
Multiply 7.8 and 1000 to get 7800.
\frac{7800\times 29}{8000}
Express 7800\times \frac{29}{8000} as a single fraction.
\frac{226200}{8000}
Multiply 7800 and 29 to get 226200.
\frac{1131}{40}
Reduce the fraction \frac{226200}{8000} to lowest terms by extracting and canceling out 200.
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}