Evaluate
\frac{16}{9}\approx 1.777777778
Factor
\frac{2 ^ {4}}{3 ^ {2}} = 1\frac{7}{9} = 1.7777777777777777
Quiz
Arithmetic
5 problems similar to:
\frac { 16 } { 3 } - \frac { 1 } { 2 } \times \frac { 64 } { 9 }
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\frac{16}{3}-\frac{1\times 64}{2\times 9}
Multiply \frac{1}{2} times \frac{64}{9} by multiplying numerator times numerator and denominator times denominator.
\frac{16}{3}-\frac{64}{18}
Do the multiplications in the fraction \frac{1\times 64}{2\times 9}.
\frac{16}{3}-\frac{32}{9}
Reduce the fraction \frac{64}{18} to lowest terms by extracting and canceling out 2.
\frac{48}{9}-\frac{32}{9}
Least common multiple of 3 and 9 is 9. Convert \frac{16}{3} and \frac{32}{9} to fractions with denominator 9.
\frac{48-32}{9}
Since \frac{48}{9} and \frac{32}{9} have the same denominator, subtract them by subtracting their numerators.
\frac{16}{9}
Subtract 32 from 48 to get 16.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}