Question

Which option is used to do Subtotal of field​

Answer 1

The Add subtotal to: field of the Subtotal dialog box allows you to select which columns of your table you want the selected mathematical operation to be applied to. You can select multiple fields to apply the subtotal operation to, although this option really only makes sense for fields containing numbers.

hope it helps you

Answer 2

Answer:

To display automatic subtotals:

Explanation:

If necessary, select a cell in the list.

In the Outline group on the Data tab, click the Subtotal button.

In the Subtotal dialog box, from the At each change in drop‑down list, select a field.

From the Use function drop-down list, select a subtotal function.