Evaluate 3*8-4÷2+1/2

$3 \cdot 8 - 4 \div 2 + \frac{1}{2}$

Combine fractions.

Combine the numerators over the common denominator.

$3 \cdot 8 + \frac{- 4 + 1}{2}$

Add $- 4$ and $1$ .

$3 \cdot 8 + \frac{- 3}{2}$

Simplify each term.

Multiply $3$ by $8$ .

$24 + \frac{- 3}{2}$

Move the negative in front of the fraction.

$24 - \frac{3}{2}$

To write $24$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$24 \cdot \frac{2}{2} - \frac{3}{2}$

Combine $24$ and $\frac{2}{2}$ .

$\frac{24 \cdot 2}{2} - \frac{3}{2}$

Combine the numerators over the common denominator.

$\frac{24 \cdot 2 - 3}{2}$

Simplify the numerator.

Multiply $24$ by $2$ .

$\frac{48 - 3}{2}$

Subtract $3$ from $48$ .

$\frac{45}{2}$

The result can be shown in multiple forms.

Exact Form:

$\frac{45}{2}$

Decimal Form:

$22.5$

Mixed Number Form:

$22 \frac{1}{2}$