30 \% -50
Evaluate
-\frac{497}{10}=-49.7
Factor
-\frac{497}{10} = -49\frac{7}{10} = -49.7
Share
Copied to clipboard
\frac{3}{10}-50
Reduce the fraction \frac{30}{100} to lowest terms by extracting and canceling out 10.
\frac{3}{10}-\frac{500}{10}
Convert 50 to fraction \frac{500}{10}.
\frac{3-500}{10}
Since \frac{3}{10} and \frac{500}{10} have the same denominator, subtract them by subtracting their numerators.
-\frac{497}{10}
Subtract 500 from 3 to get -497.
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}