Evaluate 64 1/2

$64 \frac{1}{2}$

Step 1

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

$64 + \frac{1}{2}$

Step 2

Add $64$ and $\frac{1}{2}$ .

To write $64$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$64 \cdot \frac{2}{2} + \frac{1}{2}$

Combine $64$ and $\frac{2}{2}$ .

$\frac{64 \cdot 2}{2} + \frac{1}{2}$

Combine the numerators over the common denominator.

$\frac{64 \cdot 2 + 1}{2}$

Simplify the numerator.

Multiply $64$ by $2$ .

$\frac{128 + 1}{2}$

Add $128$ and $1$ .

$\frac{129}{2}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{129}{2}$

Decimal Form:

$64.5$

Mixed Number Form:

$64 \frac{1}{2}$