Evaluate
\frac{8009}{10}=800.9
Factor
\frac{8009}{2 \cdot 5} = 800\frac{9}{10} = 800.9
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800+9\times \frac{1}{10}
Multiply 8 and 100 to get 800.
800+\frac{9}{10}
Multiply 9 and \frac{1}{10} to get \frac{9}{10}.
\frac{8000}{10}+\frac{9}{10}
Convert 800 to fraction \frac{8000}{10}.
\frac{8000+9}{10}
Since \frac{8000}{10} and \frac{9}{10} have the same denominator, add them by adding their numerators.
\frac{8009}{10}
Add 8000 and 9 to get 8009.
Examples
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Linear equation
y = 3x + 4
Arithmetic
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Matrix
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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
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