Pre-Algebra Examples

$\frac{2 a}{b c} + \frac{a}{b c}$

Step 1

Combine the numerators over the common denominator.

$\frac{2 a + a}{b c}$

Step 2

Add $2 a$ and $a$ .

$\frac{3 a}{b c}$

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