Evaluate
\frac{257}{350}\approx 0.734285714
Factor
\frac{257}{2 \cdot 7 \cdot 5 ^ {2}} = 0.7342857142857143
Share
Copied to clipboard
\frac{-6.1-\left(-3.016\right)}{-4.2}
Multiply 2.6 and -1.16 to get -3.016.
\frac{-6.1+3.016}{-4.2}
The opposite of -3.016 is 3.016.
\frac{-3.084}{-4.2}
Add -6.1 and 3.016 to get -3.084.
\frac{-3084}{-4200}
Expand \frac{-3.084}{-4.2} by multiplying both numerator and the denominator by 1000.
\frac{257}{350}
Reduce the fraction \frac{-3084}{-4200} to lowest terms by extracting and canceling out -12.
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}