\frac { 3 } { - 0,12 } - \frac { 3 } { 5 \cdot ( - 0,12 ) }
Evaluate
-20
Factor
-20
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\frac{300}{-12}-\frac{3}{5\left(-0,12\right)}
Expand \frac{3}{-0,12} by multiplying both numerator and the denominator by 100.
-25-\frac{3}{5\left(-0,12\right)}
Divide 300 by -12 to get -25.
-25-\frac{3}{-0,6}
Multiply 5 and -0,12 to get -0,6.
-25-\frac{30}{-6}
Expand \frac{3}{-0,6} by multiplying both numerator and the denominator by 10.
-25-\left(-5\right)
Divide 30 by -6 to get -5.
-25+5
The opposite of -5 is 5.
-20
Add -25 and 5 to get -20.
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}