Evaluate
-\frac{1}{3}\approx -0.333333333
Factor
-\frac{1}{3} = -0.3333333333333333
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\frac{-\frac{4}{4}+\frac{3}{4}-\frac{1}{3}}{2-\frac{1}{4}}
Convert -1 to fraction -\frac{4}{4}.
\frac{\frac{-4+3}{4}-\frac{1}{3}}{2-\frac{1}{4}}
Since -\frac{4}{4} and \frac{3}{4} have the same denominator, add them by adding their numerators.
\frac{-\frac{1}{4}-\frac{1}{3}}{2-\frac{1}{4}}
Add -4 and 3 to get -1.
\frac{-\frac{3}{12}-\frac{4}{12}}{2-\frac{1}{4}}
Least common multiple of 4 and 3 is 12. Convert -\frac{1}{4} and \frac{1}{3} to fractions with denominator 12.
\frac{\frac{-3-4}{12}}{2-\frac{1}{4}}
Since -\frac{3}{12} and \frac{4}{12} have the same denominator, subtract them by subtracting their numerators.
\frac{-\frac{7}{12}}{2-\frac{1}{4}}
Subtract 4 from -3 to get -7.
\frac{-\frac{7}{12}}{\frac{8}{4}-\frac{1}{4}}
Convert 2 to fraction \frac{8}{4}.
\frac{-\frac{7}{12}}{\frac{8-1}{4}}
Since \frac{8}{4} and \frac{1}{4} have the same denominator, subtract them by subtracting their numerators.
\frac{-\frac{7}{12}}{\frac{7}{4}}
Subtract 1 from 8 to get 7.
-\frac{7}{12}\times \frac{4}{7}
Divide -\frac{7}{12} by \frac{7}{4} by multiplying -\frac{7}{12} by the reciprocal of \frac{7}{4}.
\frac{-7\times 4}{12\times 7}
Multiply -\frac{7}{12} times \frac{4}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{-28}{84}
Do the multiplications in the fraction \frac{-7\times 4}{12\times 7}.
-\frac{1}{3}
Reduce the fraction \frac{-28}{84} to lowest terms by extracting and canceling out 28.
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}