To Control the Display of Fractions in Dimensions
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, Primary Units tab, under Linear dimensions, select one of the following from Fraction format:
Horizontal
Diagonal
Not Stacked
Click OK.
Click Close to exit the Dimension Style Manager.
Related Concepts
About Controlling the Display of Fractions