Evaluate
\frac{911}{5110}\approx 0.178277886
Factor
\frac{911}{2 \cdot 5 \cdot 7 \cdot 73} = 0.17827788649706458
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\frac{73}{15330}+\frac{2660}{15330}
Least common multiple of 210 and 219 is 15330. Convert \frac{1}{210} and \frac{38}{219} to fractions with denominator 15330.
\frac{73+2660}{15330}
Since \frac{73}{15330} and \frac{2660}{15330} have the same denominator, add them by adding their numerators.
\frac{2733}{15330}
Add 73 and 2660 to get 2733.
\frac{911}{5110}
Reduce the fraction \frac{2733}{15330} to lowest terms by extracting and canceling out 3.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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}