Evaluate
\frac{6855}{203}\approx 33.768472906
Factor
\frac{3 \cdot 5 \cdot 457}{7 \cdot 29} = 33\frac{156}{203} = 33.76847290640394
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83-\frac{263\times 76}{406}
Express \frac{263}{406}\times 76 as a single fraction.
83-\frac{19988}{406}
Multiply 263 and 76 to get 19988.
83-\frac{9994}{203}
Reduce the fraction \frac{19988}{406} to lowest terms by extracting and canceling out 2.
\frac{16849}{203}-\frac{9994}{203}
Convert 83 to fraction \frac{16849}{203}.
\frac{16849-9994}{203}
Since \frac{16849}{203} and \frac{9994}{203} have the same denominator, subtract them by subtracting their numerators.
\frac{6855}{203}
Subtract 9994 from 16849 to get 6855.
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}