Evaluate
\frac{2}{25}=0.08
Factor
\frac{2}{5 ^ {2}} = 0.08
Quiz
Arithmetic
5 problems similar to:
1 \div [ 32 \times ( 1 - \frac { 5 } { 8 } ) + \frac { 1 } { 2 } ]
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\frac{1}{32\left(\frac{8}{8}-\frac{5}{8}\right)+\frac{1}{2}}
Convert 1 to fraction \frac{8}{8}.
\frac{1}{32\times \frac{8-5}{8}+\frac{1}{2}}
Since \frac{8}{8} and \frac{5}{8} have the same denominator, subtract them by subtracting their numerators.
\frac{1}{32\times \frac{3}{8}+\frac{1}{2}}
Subtract 5 from 8 to get 3.
\frac{1}{\frac{32\times 3}{8}+\frac{1}{2}}
Express 32\times \frac{3}{8} as a single fraction.
\frac{1}{\frac{96}{8}+\frac{1}{2}}
Multiply 32 and 3 to get 96.
\frac{1}{12+\frac{1}{2}}
Divide 96 by 8 to get 12.
\frac{1}{\frac{24}{2}+\frac{1}{2}}
Convert 12 to fraction \frac{24}{2}.
\frac{1}{\frac{24+1}{2}}
Since \frac{24}{2} and \frac{1}{2} have the same denominator, add them by adding their numerators.
\frac{1}{\frac{25}{2}}
Add 24 and 1 to get 25.
1\times \frac{2}{25}
Divide 1 by \frac{25}{2} by multiplying 1 by the reciprocal of \frac{25}{2}.
\frac{2}{25}
Multiply 1 and \frac{2}{25} to get \frac{2}{25}.
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}