Evaluate
\frac{51}{2}=25.5
Factor
\frac{3 \cdot 17}{2} = 25\frac{1}{2} = 25.5
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\left(\frac{16+1}{4}+\frac{1\times 4+3}{4}\right)\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Multiply 4 and 4 to get 16.
\left(\frac{17}{4}+\frac{1\times 4+3}{4}\right)\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Add 16 and 1 to get 17.
\left(\frac{17}{4}+\frac{4+3}{4}\right)\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Multiply 1 and 4 to get 4.
\left(\frac{17}{4}+\frac{7}{4}\right)\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Add 4 and 3 to get 7.
\frac{17+7}{4}\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Since \frac{17}{4} and \frac{7}{4} have the same denominator, add them by adding their numerators.
\frac{24}{4}\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Add 17 and 7 to get 24.
6\left(\frac{5\times 2+1}{2}-\frac{1\times 4+1}{4}\right)
Divide 24 by 4 to get 6.
6\left(\frac{10+1}{2}-\frac{1\times 4+1}{4}\right)
Multiply 5 and 2 to get 10.
6\left(\frac{11}{2}-\frac{1\times 4+1}{4}\right)
Add 10 and 1 to get 11.
6\left(\frac{11}{2}-\frac{4+1}{4}\right)
Multiply 1 and 4 to get 4.
6\left(\frac{11}{2}-\frac{5}{4}\right)
Add 4 and 1 to get 5.
6\left(\frac{22}{4}-\frac{5}{4}\right)
Least common multiple of 2 and 4 is 4. Convert \frac{11}{2} and \frac{5}{4} to fractions with denominator 4.
6\times \frac{22-5}{4}
Since \frac{22}{4} and \frac{5}{4} have the same denominator, subtract them by subtracting their numerators.
6\times \frac{17}{4}
Subtract 5 from 22 to get 17.
\frac{6\times 17}{4}
Express 6\times \frac{17}{4} as a single fraction.
\frac{102}{4}
Multiply 6 and 17 to get 102.
\frac{51}{2}
Reduce the fraction \frac{102}{4} to lowest terms by extracting and canceling out 2.
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}