Evaluate
\frac{1849}{20}=92.45
Factor
\frac{43 ^ {2}}{2 ^ {2} \cdot 5} = 92\frac{9}{20} = 92.45
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\frac{164+1}{4}+\frac{51\times 5+1}{5}
Multiply 41 and 4 to get 164.
\frac{165}{4}+\frac{51\times 5+1}{5}
Add 164 and 1 to get 165.
\frac{165}{4}+\frac{255+1}{5}
Multiply 51 and 5 to get 255.
\frac{165}{4}+\frac{256}{5}
Add 255 and 1 to get 256.
\frac{825}{20}+\frac{1024}{20}
Least common multiple of 4 and 5 is 20. Convert \frac{165}{4} and \frac{256}{5} to fractions with denominator 20.
\frac{825+1024}{20}
Since \frac{825}{20} and \frac{1024}{20} have the same denominator, add them by adding their numerators.
\frac{1849}{20}
Add 825 and 1024 to get 1849.
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}