Evaluate
-\frac{197}{5}=-39.4
Factor
-\frac{197}{5} = -39\frac{2}{5} = -39.4
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25-74+\frac{9\times 5+3}{5}
Multiply -37 and 2 to get -74.
-49+\frac{9\times 5+3}{5}
Subtract 74 from 25 to get -49.
-49+\frac{45+3}{5}
Multiply 9 and 5 to get 45.
-49+\frac{48}{5}
Add 45 and 3 to get 48.
-\frac{245}{5}+\frac{48}{5}
Convert -49 to fraction -\frac{245}{5}.
\frac{-245+48}{5}
Since -\frac{245}{5} and \frac{48}{5} have the same denominator, add them by adding their numerators.
-\frac{197}{5}
Add -245 and 48 to get -197.
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}