Evaluate
\frac{1780}{21}\approx 84.761904762
Factor
\frac{2 ^ {2} \cdot 5 \cdot 89}{3 \cdot 7} = 84\frac{16}{21} = 84.76190476190476
Share
Copied to clipboard
\frac{89}{105}\times 100
Reduce the fraction \frac{178}{210} to lowest terms by extracting and canceling out 2.
\frac{89\times 100}{105}
Express \frac{89}{105}\times 100 as a single fraction.
\frac{8900}{105}
Multiply 89 and 100 to get 8900.
\frac{1780}{21}
Reduce the fraction \frac{8900}{105} to lowest terms by extracting and canceling out 5.
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}