# How do you write 10 ½ as an improper fraction?

Mixed fraction: $10 \frac{1}{2} \textcolor{w h i t e}{\text{XXXX}}$Improper fraction:$\frac{21}{2}$
$10 \frac{1}{2}$ means $10 + \frac{1}{2}$
$10 = \frac{20}{2}$
So $10 \frac{1}{2}$ means $\frac{20}{2} + \frac{1}{2} = \frac{21}{2}$