Evaluate
\frac{1}{5}=0.2
Factor
\frac{1}{5} = 0.2
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-\frac{3}{5}+\frac{4}{5}
The opposite of -\frac{4}{5} is \frac{4}{5}.
\frac{-3+4}{5}
Since -\frac{3}{5} and \frac{4}{5} have the same denominator, add them by adding their numerators.
\frac{1}{5}
Add -3 and 4 to get 1.
Examples
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y = 3x + 4
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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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