To Align and Suppress Zeros in Tolerance Values

Click Drafting tab > Dimension panel > Dimension Style.
In the Dimension Style Manager, select the style you want to change. Click Options Modify.
In the Modify Dimension Style dialog box, Tolerances tab, under Tolerance Format, select the alignment from the Vertical Position list.
To suppress zeros in primary or alternate units, under Zero Suppression, select Leading to suppress leading zeros. Select Trailing to suppress trailing zeros.
Click OK.
Click Close to exit the Dimension Style Manager.