Sony PEG-NZ90 - Manual (Page 156)

Using the Calculator and finding records 156
Using the Calculator (Calc)
Using the Calculator menus
Edit menus
Options menus
Copy, Paste Copies values from Calculator and pastes it into another
application. You can also paste numeric values you
copied from another application such as Memo Pad into
Calculator.
Recent Calculations You can review the last series of calculations. This is
useful when you want to view the calculations later.
About Calculator Shows the version information for the Calculator
application.