Evaluate
\frac{3}{4}=0.75
Factor
\frac{3}{2 ^ {2}} = 0.75
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\frac{1-\left(\frac{2}{6}+\frac{3}{6}\right)}{\frac{2}{9}}
Least common multiple of 3 and 2 is 6. Convert \frac{1}{3} and \frac{1}{2} to fractions with denominator 6.
\frac{1-\frac{2+3}{6}}{\frac{2}{9}}
Since \frac{2}{6} and \frac{3}{6} have the same denominator, add them by adding their numerators.
\frac{1-\frac{5}{6}}{\frac{2}{9}}
Add 2 and 3 to get 5.
\frac{\frac{6}{6}-\frac{5}{6}}{\frac{2}{9}}
Convert 1 to fraction \frac{6}{6}.
\frac{\frac{6-5}{6}}{\frac{2}{9}}
Since \frac{6}{6} and \frac{5}{6} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{1}{6}}{\frac{2}{9}}
Subtract 5 from 6 to get 1.
\frac{1}{6}\times \frac{9}{2}
Divide \frac{1}{6} by \frac{2}{9} by multiplying \frac{1}{6} by the reciprocal of \frac{2}{9}.
\frac{1\times 9}{6\times 2}
Multiply \frac{1}{6} times \frac{9}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{9}{12}
Do the multiplications in the fraction \frac{1\times 9}{6\times 2}.
\frac{3}{4}
Reduce the fraction \frac{9}{12} to lowest terms by extracting and canceling out 3.
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}