Evaluate
\frac{22}{15}\approx 1.466666667
Factor
\frac{2 \cdot 11}{3 \cdot 5} = 1\frac{7}{15} = 1.4666666666666666
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\frac{8}{15}\times \frac{3}{2}+\frac{2}{3}
Multiply \sqrt{\frac{2}{3}} and \sqrt{\frac{2}{3}} to get \frac{2}{3}.
\frac{8\times 3}{15\times 2}+\frac{2}{3}
Multiply \frac{8}{15} times \frac{3}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{24}{30}+\frac{2}{3}
Do the multiplications in the fraction \frac{8\times 3}{15\times 2}.
\frac{4}{5}+\frac{2}{3}
Reduce the fraction \frac{24}{30} to lowest terms by extracting and canceling out 6.
\frac{12}{15}+\frac{10}{15}
Least common multiple of 5 and 3 is 15. Convert \frac{4}{5} and \frac{2}{3} to fractions with denominator 15.
\frac{12+10}{15}
Since \frac{12}{15} and \frac{10}{15} have the same denominator, add them by adding their numerators.
\frac{22}{15}
Add 12 and 10 to get 22.
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}