Evaluate
\frac{80}{351}\approx 0.227920228
Factor
\frac{2 ^ {4} \cdot 5}{3 ^ {3} \cdot 13} = 0.22792022792022792
Quiz
Arithmetic
5 problems similar to:
( \frac { 4 } { 9 } \times \frac { 5 } { 3 } ) : \frac { 13 } { 4 }
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\frac{\frac{4\times 5}{9\times 3}}{\frac{13}{4}}
Multiply \frac{4}{9} times \frac{5}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{20}{27}}{\frac{13}{4}}
Do the multiplications in the fraction \frac{4\times 5}{9\times 3}.
\frac{20}{27}\times \frac{4}{13}
Divide \frac{20}{27} by \frac{13}{4} by multiplying \frac{20}{27} by the reciprocal of \frac{13}{4}.
\frac{20\times 4}{27\times 13}
Multiply \frac{20}{27} times \frac{4}{13} by multiplying numerator times numerator and denominator times denominator.
\frac{80}{351}
Do the multiplications in the fraction \frac{20\times 4}{27\times 13}.
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}