Evaluate
\frac{2}{13}\approx 0.153846154
Factor
\frac{2}{13} = 0.15384615384615385
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\frac{2\times 20}{20\times 13}
Divide \frac{2}{20} by \frac{13}{20} by multiplying \frac{2}{20} by the reciprocal of \frac{13}{20}.
\frac{2}{13}
Cancel out 2\times 10 in both numerator and denominator.
Examples
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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
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Limits
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