You can start gcalctool in the following ways:
Choose Accessories ▸ Calculator.
Execute the following command: gnome-calculator
When you start gcalctool, the following window is displayed:
The gcalctool window contains the following elements:
The menus on the menubar contain all of the commands that you need to work with gcalctool.
The display area shows the numbers that you enter, and the results of calculations.
The mode area displays the buttons for the current mode. The Basic mode buttons are always displayed. Advanced mode buttons are also available in Financial, Scientific and Programming modes.
The
symbol on a gcalctool button indicates that a popup menu is displayed when you click on that button.
The status bar displays messages on the status of your calculations.