Evaluate
20
Factor
2^{2}\times 5
Quiz
Arithmetic
5 problems similar to:
- \frac{ 3 }{ 34 } - \frac{ 101 }{ 34 } +4( \frac{ 98 }{ 17 } )
Share
Copied to clipboard
\frac{-3-101}{34}+4\times \frac{98}{17}
Since -\frac{3}{34} and \frac{101}{34} have the same denominator, subtract them by subtracting their numerators.
\frac{-104}{34}+4\times \frac{98}{17}
Subtract 101 from -3 to get -104.
-\frac{52}{17}+4\times \frac{98}{17}
Reduce the fraction \frac{-104}{34} to lowest terms by extracting and canceling out 2.
-\frac{52}{17}+\frac{4\times 98}{17}
Express 4\times \frac{98}{17} as a single fraction.
-\frac{52}{17}+\frac{392}{17}
Multiply 4 and 98 to get 392.
\frac{-52+392}{17}
Since -\frac{52}{17} and \frac{392}{17} have the same denominator, add them by adding their numerators.
\frac{340}{17}
Add -52 and 392 to get 340.
20
Divide 340 by 17 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}