Finite Math Examples

$\frac{7}{a} + \frac{3}{a b c}$

Step 1

To write $\frac{7}{a}$ as a fraction with a common denominator, multiply by $\frac{b c}{b c}$ .

$\frac{7}{a} \cdot \frac{b c}{b c} + \frac{3}{a b c}$

Step 2

Multiply $\frac{7}{a}$ by $\frac{b c}{b c}$ .

$\frac{7 (b c)}{a b c} + \frac{3}{a b c}$

Step 3

Combine the numerators over the common denominator.

$\frac{7 b c + 3}{a b c}$