Evaluate
-\frac{247}{96}\approx -2.572916667
Factor
-\frac{247}{96} = -2\frac{55}{96} = -2.5729166666666665
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\frac{2\times 11}{3\times 8}\times \frac{11}{8}-\frac{4}{3}\times \frac{11}{8}-2
Multiply \frac{2}{3} times \frac{11}{8} by multiplying numerator times numerator and denominator times denominator.
\frac{22}{24}\times \frac{11}{8}-\frac{4}{3}\times \frac{11}{8}-2
Do the multiplications in the fraction \frac{2\times 11}{3\times 8}.
\frac{11}{12}\times \frac{11}{8}-\frac{4}{3}\times \frac{11}{8}-2
Reduce the fraction \frac{22}{24} to lowest terms by extracting and canceling out 2.
\frac{11\times 11}{12\times 8}-\frac{4}{3}\times \frac{11}{8}-2
Multiply \frac{11}{12} times \frac{11}{8} by multiplying numerator times numerator and denominator times denominator.
\frac{121}{96}-\frac{4}{3}\times \frac{11}{8}-2
Do the multiplications in the fraction \frac{11\times 11}{12\times 8}.
\frac{121}{96}-\frac{4\times 11}{3\times 8}-2
Multiply \frac{4}{3} times \frac{11}{8} by multiplying numerator times numerator and denominator times denominator.
\frac{121}{96}-\frac{44}{24}-2
Do the multiplications in the fraction \frac{4\times 11}{3\times 8}.
\frac{121}{96}-\frac{11}{6}-2
Reduce the fraction \frac{44}{24} to lowest terms by extracting and canceling out 4.
\frac{121}{96}-\frac{176}{96}-2
Least common multiple of 96 and 6 is 96. Convert \frac{121}{96} and \frac{11}{6} to fractions with denominator 96.
\frac{121-176}{96}-2
Since \frac{121}{96} and \frac{176}{96} have the same denominator, subtract them by subtracting their numerators.
-\frac{55}{96}-2
Subtract 176 from 121 to get -55.
-\frac{55}{96}-\frac{192}{96}
Convert 2 to fraction \frac{192}{96}.
\frac{-55-192}{96}
Since -\frac{55}{96} and \frac{192}{96} have the same denominator, subtract them by subtracting their numerators.
-\frac{247}{96}
Subtract 192 from -55 to get -247.
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}