Evaluate
\frac{2327}{28}\approx 83.107142857
Factor
\frac{13 \cdot 179}{2 ^ {2} \cdot 7} = 83\frac{3}{28} = 83.10714285714286
Quiz
Arithmetic
5 problems similar to:
3( \frac{ 41 \times 13 }{ 28 } )+3( \frac{ 18 \times 13 }{ 27 } )
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3\times \frac{533}{28}+3\times \frac{18\times 13}{27}
Multiply 41 and 13 to get 533.
\frac{3\times 533}{28}+3\times \frac{18\times 13}{27}
Express 3\times \frac{533}{28} as a single fraction.
\frac{1599}{28}+3\times \frac{18\times 13}{27}
Multiply 3 and 533 to get 1599.
\frac{1599}{28}+3\times \frac{234}{27}
Multiply 18 and 13 to get 234.
\frac{1599}{28}+3\times \frac{26}{3}
Reduce the fraction \frac{234}{27} to lowest terms by extracting and canceling out 9.
\frac{1599}{28}+26
Cancel out 3 and 3.
\frac{1599}{28}+\frac{728}{28}
Convert 26 to fraction \frac{728}{28}.
\frac{1599+728}{28}
Since \frac{1599}{28} and \frac{728}{28} have the same denominator, add them by adding their numerators.
\frac{2327}{28}
Add 1599 and 728 to get 2327.
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}