Evaluate
\frac{49}{400}=0.1225
Factor
\frac{7 ^ {2}}{2 ^ {4} \cdot 5 ^ {2}} = 0.1225
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\frac{40}{400}+\frac{9}{400}
Least common multiple of 10 and 400 is 400. Convert \frac{1}{10} and \frac{9}{400} to fractions with denominator 400.
\frac{40+9}{400}
Since \frac{40}{400} and \frac{9}{400} have the same denominator, add them by adding their numerators.
\frac{49}{400}
Add 40 and 9 to get 49.
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Limits
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