Pre-Algebra Examples

$42 - 69 + 129 - (- 11) - 99$

Step 1

Multiply $- 1$ by $- 11$ .

$42 - 69 + 129 + 11 - 99$

Step 2

Subtract $69$ from $42$ .

$- 27 + 129 + 11 - 99$

Step 3

Add $- 27$ and $129$ .

$102 + 11 - 99$

Step 4

Add $102$ and $11$ .

$113 - 99$

Step 5

Subtract $99$ from $113$ .

$14$

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