Evaluate
\frac{83}{60}\approx 1.383333333
Factor
\frac{83}{2 ^ {2} \cdot 3 \cdot 5} = 1\frac{23}{60} = 1.3833333333333333
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\frac{3}{8}\times 2+\frac{4}{5}-\frac{1}{6}
Divide \frac{3}{8} by \frac{1}{2} by multiplying \frac{3}{8} by the reciprocal of \frac{1}{2}.
\frac{3\times 2}{8}+\frac{4}{5}-\frac{1}{6}
Express \frac{3}{8}\times 2 as a single fraction.
\frac{6}{8}+\frac{4}{5}-\frac{1}{6}
Multiply 3 and 2 to get 6.
\frac{3}{4}+\frac{4}{5}-\frac{1}{6}
Reduce the fraction \frac{6}{8} to lowest terms by extracting and canceling out 2.
\frac{15}{20}+\frac{16}{20}-\frac{1}{6}
Least common multiple of 4 and 5 is 20. Convert \frac{3}{4} and \frac{4}{5} to fractions with denominator 20.
\frac{15+16}{20}-\frac{1}{6}
Since \frac{15}{20} and \frac{16}{20} have the same denominator, add them by adding their numerators.
\frac{31}{20}-\frac{1}{6}
Add 15 and 16 to get 31.
\frac{93}{60}-\frac{10}{60}
Least common multiple of 20 and 6 is 60. Convert \frac{31}{20} and \frac{1}{6} to fractions with denominator 60.
\frac{93-10}{60}
Since \frac{93}{60} and \frac{10}{60} have the same denominator, subtract them by subtracting their numerators.
\frac{83}{60}
Subtract 10 from 93 to get 83.
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}