Evaluate
\frac{829}{270}\approx 3.07037037
Factor
\frac{829}{2 \cdot 5 \cdot 3 ^ {3}} = 3\frac{19}{270} = 3.0703703703703704
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2.7+\frac{10}{27}
Expand \frac{1}{2.7} by multiplying both numerator and the denominator by 10.
\frac{27}{10}+\frac{10}{27}
Convert decimal number 2.7 to fraction \frac{27}{10}.
\frac{729}{270}+\frac{100}{270}
Least common multiple of 10 and 27 is 270. Convert \frac{27}{10} and \frac{10}{27} to fractions with denominator 270.
\frac{729+100}{270}
Since \frac{729}{270} and \frac{100}{270} have the same denominator, add them by adding their numerators.
\frac{829}{270}
Add 729 and 100 to get 829.
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}