Evaluate
-\frac{85}{36}\approx -2.361111111
Factor
-\frac{85}{36} = -2\frac{13}{36} = -2.361111111111111
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\frac{8}{9}\left(-\frac{48+5}{16}\right)-\frac{4\times 6+5}{6}\left(-\frac{7}{58}\right)
Multiply 3 and 16 to get 48.
\frac{8}{9}\left(-\frac{53}{16}\right)-\frac{4\times 6+5}{6}\left(-\frac{7}{58}\right)
Add 48 and 5 to get 53.
\frac{8\left(-53\right)}{9\times 16}-\frac{4\times 6+5}{6}\left(-\frac{7}{58}\right)
Multiply \frac{8}{9} times -\frac{53}{16} by multiplying numerator times numerator and denominator times denominator.
\frac{-424}{144}-\frac{4\times 6+5}{6}\left(-\frac{7}{58}\right)
Do the multiplications in the fraction \frac{8\left(-53\right)}{9\times 16}.
-\frac{53}{18}-\frac{4\times 6+5}{6}\left(-\frac{7}{58}\right)
Reduce the fraction \frac{-424}{144} to lowest terms by extracting and canceling out 8.
-\frac{53}{18}-\frac{24+5}{6}\left(-\frac{7}{58}\right)
Multiply 4 and 6 to get 24.
-\frac{53}{18}-\frac{29}{6}\left(-\frac{7}{58}\right)
Add 24 and 5 to get 29.
-\frac{53}{18}-\frac{29\left(-7\right)}{6\times 58}
Multiply \frac{29}{6} times -\frac{7}{58} by multiplying numerator times numerator and denominator times denominator.
-\frac{53}{18}-\frac{-203}{348}
Do the multiplications in the fraction \frac{29\left(-7\right)}{6\times 58}.
-\frac{53}{18}-\left(-\frac{7}{12}\right)
Reduce the fraction \frac{-203}{348} to lowest terms by extracting and canceling out 29.
-\frac{53}{18}+\frac{7}{12}
The opposite of -\frac{7}{12} is \frac{7}{12}.
-\frac{106}{36}+\frac{21}{36}
Least common multiple of 18 and 12 is 36. Convert -\frac{53}{18} and \frac{7}{12} to fractions with denominator 36.
\frac{-106+21}{36}
Since -\frac{106}{36} and \frac{21}{36} have the same denominator, add them by adding their numerators.
-\frac{85}{36}
Add -106 and 21 to get -85.
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}