Evaluate
\frac{549}{2}=274.5
Factor
\frac{3 ^ {2} \cdot 61}{2} = 274\frac{1}{2} = 274.5
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\frac{550}{2}-\frac{1}{2}
Convert 275 to fraction \frac{550}{2}.
\frac{550-1}{2}
Since \frac{550}{2} and \frac{1}{2} have the same denominator, subtract them by subtracting their numerators.
\frac{549}{2}
Subtract 1 from 550 to get 549.
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