Evaluate
\frac{64}{35}\approx 1.828571429
Factor
\frac{2 ^ {6}}{5 \cdot 7} = 1\frac{29}{35} = 1.8285714285714285
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\frac{\frac{8}{5}}{\frac{8}{8}-\frac{1}{8}}
Convert 1 to fraction \frac{8}{8}.
\frac{\frac{8}{5}}{\frac{8-1}{8}}
Since \frac{8}{8} and \frac{1}{8} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8}{5}}{\frac{7}{8}}
Subtract 1 from 8 to get 7.
\frac{8}{5}\times \frac{8}{7}
Divide \frac{8}{5} by \frac{7}{8} by multiplying \frac{8}{5} by the reciprocal of \frac{7}{8}.
\frac{8\times 8}{5\times 7}
Multiply \frac{8}{5} times \frac{8}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{64}{35}
Do the multiplications in the fraction \frac{8\times 8}{5\times 7}.
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}