Evaluate
\frac{676}{21}\approx 32.19047619
Factor
\frac{2 ^ {2} \cdot 13 ^ {2}}{3 \cdot 7} = 32\frac{4}{21} = 32.19047619047619
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\frac{60+1}{3}+4+\frac{7\times 7+6}{7}
Multiply 20 and 3 to get 60.
\frac{61}{3}+4+\frac{7\times 7+6}{7}
Add 60 and 1 to get 61.
\frac{61}{3}+\frac{12}{3}+\frac{7\times 7+6}{7}
Convert 4 to fraction \frac{12}{3}.
\frac{61+12}{3}+\frac{7\times 7+6}{7}
Since \frac{61}{3} and \frac{12}{3} have the same denominator, add them by adding their numerators.
\frac{73}{3}+\frac{7\times 7+6}{7}
Add 61 and 12 to get 73.
\frac{73}{3}+\frac{49+6}{7}
Multiply 7 and 7 to get 49.
\frac{73}{3}+\frac{55}{7}
Add 49 and 6 to get 55.
\frac{511}{21}+\frac{165}{21}
Least common multiple of 3 and 7 is 21. Convert \frac{73}{3} and \frac{55}{7} to fractions with denominator 21.
\frac{511+165}{21}
Since \frac{511}{21} and \frac{165}{21} have the same denominator, add them by adding their numerators.
\frac{676}{21}
Add 511 and 165 to get 676.
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}