Evaluate
\frac{49}{10000000000}=4.9 \cdot 10^{-9}
Factor
\frac{7 ^ {2}}{2 ^ {10} \cdot 5 ^ {10}} = 4.8999999999999995 \times 10^{-9}
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49\times 10^{-10}
Multiply 7 and 7 to get 49.
49\times \frac{1}{10000000000}
Calculate 10 to the power of -10 and get \frac{1}{10000000000}.
\frac{49}{10000000000}
Multiply 49 and \frac{1}{10000000000} to get \frac{49}{10000000000}.
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