Evaluate 10 1/2

$10 \frac{1}{2}$

Step 1

A mixed number is an addition of its whole and fractional parts.

$10 + \frac{1}{2}$

Step 2

Add $10$ and $\frac{1}{2}$ .

To write $10$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$10 \cdot \frac{2}{2} + \frac{1}{2}$

Combine $10$ and $\frac{2}{2}$ .

$\frac{10 \cdot 2}{2} + \frac{1}{2}$

Combine the numerators over the common denominator.

$\frac{10 \cdot 2 + 1}{2}$

Simplify the numerator.

Multiply $10$ by $2$ .

$\frac{20 + 1}{2}$

Add $20$ and $1$ .

$\frac{21}{2}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{21}{2}$

Decimal Form:

$10.5$

Mixed Number Form:

$10 \frac{1}{2}$