Evaluate
\frac{21}{4}=5.25
Factor
\frac{3 \cdot 7}{2 ^ {2}} = 5\frac{1}{4} = 5.25
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\frac{240+12}{48}
Multiply 5 and 48 to get 240.
\frac{252}{48}
Add 240 and 12 to get 252.
\frac{21}{4}
Reduce the fraction \frac{252}{48} to lowest terms by extracting and canceling out 12.
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