Evaluate
\frac{84}{89}\approx 0.943820225
Factor
\frac{2 ^ {2} \cdot 3 \cdot 7}{89} = 0.9438202247191011
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\frac{204+1163912}{1994\times 584-380}-\frac{5}{89}
Multiply 584 and 1993 to get 1163912.
\frac{1164116}{1994\times 584-380}-\frac{5}{89}
Add 204 and 1163912 to get 1164116.
\frac{1164116}{1164496-380}-\frac{5}{89}
Multiply 1994 and 584 to get 1164496.
\frac{1164116}{1164116}-\frac{5}{89}
Subtract 380 from 1164496 to get 1164116.
1-\frac{5}{89}
Divide 1164116 by 1164116 to get 1.
\frac{89}{89}-\frac{5}{89}
Convert 1 to fraction \frac{89}{89}.
\frac{89-5}{89}
Since \frac{89}{89} and \frac{5}{89} have the same denominator, subtract them by subtracting their numerators.
\frac{84}{89}
Subtract 5 from 89 to get 84.
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}