Evaluate
1.692
Factor
\frac{47 \cdot 3 ^ {2}}{2 \cdot 5 ^ {3}} = 1\frac{173}{250} = 1.692
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\frac{4.7}{\frac{27}{9}-\frac{2}{9}}
Convert 3 to fraction \frac{27}{9}.
\frac{4.7}{\frac{27-2}{9}}
Since \frac{27}{9} and \frac{2}{9} have the same denominator, subtract them by subtracting their numerators.
\frac{4.7}{\frac{25}{9}}
Subtract 2 from 27 to get 25.
4.7\times \frac{9}{25}
Divide 4.7 by \frac{25}{9} by multiplying 4.7 by the reciprocal of \frac{25}{9}.
\frac{47}{10}\times \frac{9}{25}
Convert decimal number 4.7 to fraction \frac{47}{10}.
\frac{47\times 9}{10\times 25}
Multiply \frac{47}{10} times \frac{9}{25} by multiplying numerator times numerator and denominator times denominator.
\frac{423}{250}
Do the multiplications in the fraction \frac{47\times 9}{10\times 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}