Evaluate
\frac{8}{35}\approx 0.228571429
Factor
\frac{2 ^ {3}}{5 \cdot 7} = 0.22857142857142856
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\frac{\frac{3+7}{3}\times \frac{1}{5}}{\frac{\frac{14}{4}}{\frac{6}{5}}}
Since \frac{3}{3} and \frac{7}{3} have the same denominator, add them by adding their numerators.
\frac{\frac{10}{3}\times \frac{1}{5}}{\frac{\frac{14}{4}}{\frac{6}{5}}}
Add 3 and 7 to get 10.
\frac{\frac{10\times 1}{3\times 5}}{\frac{\frac{14}{4}}{\frac{6}{5}}}
Multiply \frac{10}{3} times \frac{1}{5} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{10}{15}}{\frac{\frac{14}{4}}{\frac{6}{5}}}
Do the multiplications in the fraction \frac{10\times 1}{3\times 5}.
\frac{\frac{2}{3}}{\frac{\frac{14}{4}}{\frac{6}{5}}}
Reduce the fraction \frac{10}{15} to lowest terms by extracting and canceling out 5.
\frac{\frac{2}{3}}{\frac{14\times 5}{4\times 6}}
Divide \frac{14}{4} by \frac{6}{5} by multiplying \frac{14}{4} by the reciprocal of \frac{6}{5}.
\frac{\frac{2}{3}}{\frac{5\times 7}{2\times 6}}
Cancel out 2 in both numerator and denominator.
\frac{\frac{2}{3}}{\frac{35}{2\times 6}}
Multiply 5 and 7 to get 35.
\frac{\frac{2}{3}}{\frac{35}{12}}
Multiply 2 and 6 to get 12.
\frac{2}{3}\times \frac{12}{35}
Divide \frac{2}{3} by \frac{35}{12} by multiplying \frac{2}{3} by the reciprocal of \frac{35}{12}.
\frac{2\times 12}{3\times 35}
Multiply \frac{2}{3} times \frac{12}{35} by multiplying numerator times numerator and denominator times denominator.
\frac{24}{105}
Do the multiplications in the fraction \frac{2\times 12}{3\times 35}.
\frac{8}{35}
Reduce the fraction \frac{24}{105} to lowest terms by extracting and canceling out 3.
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}