## Algebra: A Combined Approach (4th Edition)

The point on the number line halfway between $0$ and $\frac{1}{2}$ can be represented by $\frac{1}{4}$.
The difference of $0$ and $\frac {1}{2}$ is $\frac{1}{2} - 0$ = $\frac{1}{2}$ Half of this is $\frac{1}{2} \div 2$ $= \frac{1}{4}$