Negative numbers are to the left of 0. Point E is more than 2 units to the right of 0 and less than 3 units to the right of 0. Therefore it represents a number between 2 and 3, not between $\displaystyle-{1}\usepackage{cmbright}\Huge\$ and $\displaystyle-{2}\usepackage{cmbright}\Huge\$ .