Evaluate
\frac{473}{130}\approx 3.638461538
Factor
\frac{11 \cdot 43}{2 \cdot 5 \cdot 13} = 3\frac{83}{130} = 3.6384615384615384
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\frac{16+5\times 3.3+4\times 3.7}{13}
Multiply 4 and 4 to get 16.
\frac{16+16.5+4\times 3.7}{13}
Multiply 5 and 3.3 to get 16.5.
\frac{32.5+4\times 3.7}{13}
Add 16 and 16.5 to get 32.5.
\frac{32.5+14.8}{13}
Multiply 4 and 3.7 to get 14.8.
\frac{47.3}{13}
Add 32.5 and 14.8 to get 47.3.
\frac{473}{130}
Expand \frac{47.3}{13} by multiplying both numerator and the denominator by 10.
Examples
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{ 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}