Evaluate
-\frac{1}{4}=-0.25
Factor
-\frac{1}{4} = -0.25
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6\left(\frac{2}{6}-\frac{3}{6}\right)-\frac{3^{2}}{-12}
Least common multiple of 3 and 2 is 6. Convert \frac{1}{3} and \frac{1}{2} to fractions with denominator 6.
6\times \frac{2-3}{6}-\frac{3^{2}}{-12}
Since \frac{2}{6} and \frac{3}{6} have the same denominator, subtract them by subtracting their numerators.
6\left(-\frac{1}{6}\right)-\frac{3^{2}}{-12}
Subtract 3 from 2 to get -1.
-1-\frac{3^{2}}{-12}
Cancel out 6 and 6.
-1-\frac{9}{-12}
Calculate 3 to the power of 2 and get 9.
-1-\left(-\frac{3}{4}\right)
Reduce the fraction \frac{9}{-12} to lowest terms by extracting and canceling out 3.
-1+\frac{3}{4}
The opposite of -\frac{3}{4} is \frac{3}{4}.
-\frac{4}{4}+\frac{3}{4}
Convert -1 to fraction -\frac{4}{4}.
\frac{-4+3}{4}
Since -\frac{4}{4} and \frac{3}{4} have the same denominator, add them by adding their numerators.
-\frac{1}{4}
Add -4 and 3 to get -1.
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}