Evaluate
\frac{709}{315}\approx 2.250793651
Factor
\frac{709}{3 ^ {2} \cdot 5 \cdot 7} = 2\frac{79}{315} = 2.250793650793651
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\frac{180+1}{45}-\frac{1\times 35+27}{35}
Multiply 4 and 45 to get 180.
\frac{181}{45}-\frac{1\times 35+27}{35}
Add 180 and 1 to get 181.
\frac{181}{45}-\frac{35+27}{35}
Multiply 1 and 35 to get 35.
\frac{181}{45}-\frac{62}{35}
Add 35 and 27 to get 62.
\frac{1267}{315}-\frac{558}{315}
Least common multiple of 45 and 35 is 315. Convert \frac{181}{45} and \frac{62}{35} to fractions with denominator 315.
\frac{1267-558}{315}
Since \frac{1267}{315} and \frac{558}{315} have the same denominator, subtract them by subtracting their numerators.
\frac{709}{315}
Subtract 558 from 1267 to get 709.
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}