Evaluate 2^8-10-15÷3

$2^{8} - 10 - 15 \div 3$

Find the common denominator.

Write $2^{8}$ as a fraction with denominator $1$ .

$\frac{2^{8}}{1} - 10 - 15 \div 3$

Multiply $\frac{2^{8}}{1}$ by $\frac{3}{3}$ .

$\frac{2^{8}}{1} \cdot \frac{3}{3} - 10 - 15 \div 3$

Multiply $\frac{2^{8}}{1}$ by $\frac{3}{3}$ .

$\frac{2^{8} \cdot 3}{3} - 10 - 15 \div 3$

Write $- 10$ as a fraction with denominator $1$ .

$\frac{2^{8} \cdot 3}{3} + \frac{- 10}{1} - 15 \div 3$

Multiply $\frac{- 10}{1}$ by $\frac{3}{3}$ .

$\frac{2^{8} \cdot 3}{3} + \frac{- 10}{1} \cdot \frac{3}{3} - 15 \div 3$

Multiply $\frac{- 10}{1}$ by $\frac{3}{3}$ .

$\frac{2^{8} \cdot 3}{3} + \frac{- 10 \cdot 3}{3} - 15 \div 3$

Combine the numerators over the common denominator.

$\frac{2^{8} \cdot 3 - 10 \cdot 3 - 15}{3}$

Simplify each term.

Raise $2$ to the power of $8$ .

$\frac{256 \cdot 3 - 10 \cdot 3 - 15}{3}$

Multiply $256$ by $3$ .

$\frac{768 - 10 \cdot 3 - 15}{3}$

Multiply $- 10$ by $3$ .

$\frac{768 - 30 - 15}{3}$

Simplify the expression.

Subtract $30$ from $768$ .

$\frac{738 - 15}{3}$

Subtract $15$ from $738$ .

$\frac{723}{3}$

Divide $723$ by $3$ .

$241$