Evaluate 2*2-4÷2+4

$2 \cdot 2 - 4 \div 2 + 4$

Find the common denominator.

Write $2 \cdot 2$ as a fraction with denominator $1$ .

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

Multiply $\frac{2 \cdot 2}{1}$ by $\frac{2}{2}$ .

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

Multiply $\frac{2 \cdot 2}{1}$ by $\frac{2}{2}$ .

$\frac{2 \cdot 2 \cdot 2}{2} - 4 \div 2 + 4$

Write $4$ as a fraction with denominator $1$ .

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

Multiply $\frac{4}{1}$ by $\frac{2}{2}$ .

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

Multiply $\frac{4}{1}$ by $\frac{2}{2}$ .

$\frac{2 \cdot 2 \cdot 2}{2} - 4 \div 2 + \frac{4 \cdot 2}{2}$

Combine the numerators over the common denominator.

$\frac{2 \cdot 2 \cdot 2 - 4 + 4 \cdot 2}{2}$

Simplify each term.

Multiply $2$ by $2$ .

$\frac{4 \cdot 2 - 4 + 4 \cdot 2}{2}$

Multiply $4$ by $2$ .

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

Multiply $4$ by $2$ .

$\frac{8 - 4 + 8}{2}$

Simplify the expression.

Subtract $4$ from $8$ .

$\frac{4 + 8}{2}$

Add $4$ and $8$ .

$\frac{12}{2}$

Divide $12$ by $2$ .

$6$