Evaluate
-\frac{53}{18}\approx -2.944444444
Factor
-\frac{53}{18} = -2\frac{17}{18} = -2.9444444444444446
Quiz
Arithmetic
5 problems similar to:
(1- \frac{ 3 }{ 1 } ) \div \frac{ 2 }{ 3 } + \frac{ 1 }{ 18 } =
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\frac{1-3}{\frac{2}{3}}+\frac{1}{18}
Anything divided by one gives itself.
\frac{-2}{\frac{2}{3}}+\frac{1}{18}
Subtract 3 from 1 to get -2.
-2\times \frac{3}{2}+\frac{1}{18}
Divide -2 by \frac{2}{3} by multiplying -2 by the reciprocal of \frac{2}{3}.
-3+\frac{1}{18}
Multiply -2 times \frac{3}{2}.
-\frac{54}{18}+\frac{1}{18}
Convert -3 to fraction -\frac{54}{18}.
\frac{-54+1}{18}
Since -\frac{54}{18} and \frac{1}{18} have the same denominator, add them by adding their numerators.
-\frac{53}{18}
Add -54 and 1 to get -53.
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}