Basic Math Examples

$z - \frac{y}{b}$

Step 1

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

$\frac{z b}{b} - \frac{y}{b}$

Step 2

Combine the numerators over the common denominator.

$\frac{z b - y}{b}$