Pre-Algebra Examples

$12 \div (- 3) - 2 (- 4 - 1) + 2^{3}$

Step 1

Simplify each term.

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Step 1.1

Divide $12$ by $- 3$ .

$- 4 - 2 (- 4 - 1) + 2^{3}$

Step 1.2

Subtract $1$ from $- 4$ .

$- 4 - 2 \cdot - 5 + 2^{3}$

Step 1.3

Multiply $- 2$ by $- 5$ .

$- 4 + 10 + 2^{3}$

Step 1.4

Raise $2$ to the power of $3$ .

$- 4 + 10 + 8$

$- 4 + 10 + 8$

Step 2

Simplify by adding numbers.

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Step 2.1

Add $- 4$ and $10$ .

$6 + 8$

Step 2.2

Add $6$ and $8$ .

$14$

$14$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$