4,9 + 1 \frac { 1 } { 9 } =
Evaluate
\frac{541}{90}\approx 6,011111111
Factor
\frac{541}{2 \cdot 5 \cdot 3 ^ {2}} = 6\frac{1}{90} = 6.011111111111111
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4,9+\frac{9+1}{9}
Multiply 1 and 9 to get 9.
4,9+\frac{10}{9}
Add 9 and 1 to get 10.
\frac{49}{10}+\frac{10}{9}
Convert decimal number 4,9 to fraction \frac{49}{10}.
\frac{441}{90}+\frac{100}{90}
Least common multiple of 10 and 9 is 90. Convert \frac{49}{10} and \frac{10}{9} to fractions with denominator 90.
\frac{441+100}{90}
Since \frac{441}{90} and \frac{100}{90} have the same denominator, add them by adding their numerators.
\frac{541}{90}
Add 441 and 100 to get 541.
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}