( 6 \frac { 2 } { 3 } - \frac { 1 } { 3 } ) \cdot 2,5 + 6
Evaluate
\frac{131}{6}\approx 21,833333333
Factor
\frac{131}{2 \cdot 3} = 21\frac{5}{6} = 21.833333333333332
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\left(\frac{18+2}{3}-\frac{1}{3}\right)\times 2,5+6
Multiply 6 and 3 to get 18.
\left(\frac{20}{3}-\frac{1}{3}\right)\times 2,5+6
Add 18 and 2 to get 20.
\frac{20-1}{3}\times 2,5+6
Since \frac{20}{3} and \frac{1}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{19}{3}\times 2,5+6
Subtract 1 from 20 to get 19.
\frac{19}{3}\times \frac{5}{2}+6
Convert decimal number 2,5 to fraction \frac{25}{10}. Reduce the fraction \frac{25}{10} to lowest terms by extracting and canceling out 5.
\frac{19\times 5}{3\times 2}+6
Multiply \frac{19}{3} times \frac{5}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{95}{6}+6
Do the multiplications in the fraction \frac{19\times 5}{3\times 2}.
\frac{95}{6}+\frac{36}{6}
Convert 6 to fraction \frac{36}{6}.
\frac{95+36}{6}
Since \frac{95}{6} and \frac{36}{6} have the same denominator, add them by adding their numerators.
\frac{131}{6}
Add 95 and 36 to get 131.
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}