Evaluate
\frac{261}{28}\approx 9.321428571
Factor
\frac{3 ^ {2} \cdot 29}{2 ^ {2} \cdot 7} = 9\frac{9}{28} = 9.321428571428571
Share
Copied to clipboard
\frac{14+4}{7}+\frac{6\times 4+3}{4}
Multiply 2 and 7 to get 14.
\frac{18}{7}+\frac{6\times 4+3}{4}
Add 14 and 4 to get 18.
\frac{18}{7}+\frac{24+3}{4}
Multiply 6 and 4 to get 24.
\frac{18}{7}+\frac{27}{4}
Add 24 and 3 to get 27.
\frac{72}{28}+\frac{189}{28}
Least common multiple of 7 and 4 is 28. Convert \frac{18}{7} and \frac{27}{4} to fractions with denominator 28.
\frac{72+189}{28}
Since \frac{72}{28} and \frac{189}{28} have the same denominator, add them by adding their numerators.
\frac{261}{28}
Add 72 and 189 to get 261.
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}