Evaluate
-\frac{9}{22}\approx -0.409090909
Factor
-\frac{9}{22} = -0.4090909090909091
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\frac{\frac{12+1}{4}-\frac{12}{3}}{\frac{11}{4}\times \frac{2}{3}}
Multiply 3 and 4 to get 12.
\frac{\frac{13}{4}-\frac{12}{3}}{\frac{11}{4}\times \frac{2}{3}}
Add 12 and 1 to get 13.
\frac{\frac{13}{4}-4}{\frac{11}{4}\times \frac{2}{3}}
Divide 12 by 3 to get 4.
\frac{\frac{13}{4}-\frac{16}{4}}{\frac{11}{4}\times \frac{2}{3}}
Convert 4 to fraction \frac{16}{4}.
\frac{\frac{13-16}{4}}{\frac{11}{4}\times \frac{2}{3}}
Since \frac{13}{4} and \frac{16}{4} have the same denominator, subtract them by subtracting their numerators.
\frac{-\frac{3}{4}}{\frac{11}{4}\times \frac{2}{3}}
Subtract 16 from 13 to get -3.
\frac{-\frac{3}{4}}{\frac{11\times 2}{4\times 3}}
Multiply \frac{11}{4} times \frac{2}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{-\frac{3}{4}}{\frac{22}{12}}
Do the multiplications in the fraction \frac{11\times 2}{4\times 3}.
\frac{-\frac{3}{4}}{\frac{11}{6}}
Reduce the fraction \frac{22}{12} to lowest terms by extracting and canceling out 2.
-\frac{3}{4}\times \frac{6}{11}
Divide -\frac{3}{4} by \frac{11}{6} by multiplying -\frac{3}{4} by the reciprocal of \frac{11}{6}.
\frac{-3\times 6}{4\times 11}
Multiply -\frac{3}{4} times \frac{6}{11} by multiplying numerator times numerator and denominator times denominator.
\frac{-18}{44}
Do the multiplications in the fraction \frac{-3\times 6}{4\times 11}.
-\frac{9}{22}
Reduce the fraction \frac{-18}{44} to lowest terms by extracting and canceling out 2.
Examples
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{ 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}