Using the TOOLS Menu
The TOOLS menu that appears when you press 
includes menu items for performing functions specific to each calculator app and for configuring settings.
Example: TOOLS menu for the Calculate app
Examples: TOOLS menu for the Table app
Note
The menu items below are common to multiple calculator apps.
- Undo (See "Undo Operations".)
- Verify ON, Verify OFF (See "Using Verify".)
