Use the Custom Toolbar on the Formula tab or the Data Condition tab to help build and customize a formula. You can use the Custom Toolbar to add a source, a number operand, an operator, a calculation function, or parentheses to the formula or data conditions. Existing operands, operators, or parentheses can be deleted from the formula or data condition by right-clicking on the component and pressing the Delete button on your keyboard.
Table 1 describes the buttons on the toolbar:
The following topics describe how to use the buttons on the Custom Toolbar.