Evaluate
\frac{1658}{325}\approx 5.101538462
Factor
\frac{2 \cdot 829}{13 \cdot 5 ^ {2}} = 5\frac{33}{325} = 5.101538461538461
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7.64-\frac{26+7}{13}
Multiply 2 and 13 to get 26.
7.64-\frac{33}{13}
Add 26 and 7 to get 33.
\frac{191}{25}-\frac{33}{13}
Convert decimal number 7.64 to fraction \frac{764}{100}. Reduce the fraction \frac{764}{100} to lowest terms by extracting and canceling out 4.
\frac{2483}{325}-\frac{825}{325}
Least common multiple of 25 and 13 is 325. Convert \frac{191}{25} and \frac{33}{13} to fractions with denominator 325.
\frac{2483-825}{325}
Since \frac{2483}{325} and \frac{825}{325} have the same denominator, subtract them by subtracting their numerators.
\frac{1658}{325}
Subtract 825 from 2483 to get 1658.
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}