Evaluate
\frac{1}{12500000000}=8 \cdot 10^{-11}
Factor
\frac{1}{2 ^ {8} \cdot 5 ^ {11}} = 8 \times 10^{-11}
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\frac{8\times 10^{-9}}{10^{2}}
Cancel out 3 in both numerator and denominator.
\frac{8}{10^{11}}
To divide powers of the same base, subtract the numerator's exponent from the denominator's exponent.
\frac{8}{100000000000}
Calculate 10 to the power of 11 and get 100000000000.
\frac{1}{12500000000}
Reduce the fraction \frac{8}{100000000000} to lowest terms by extracting and canceling out 8.
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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