Calculator
The Calculator option allows you to perform calculations using a formula method. For example: (12+16)/4. The result would be 7. Another example: (((123*2)/16)/4)+3. The result would again be 7.
Upon selecting this option, the screen will be displayed as follows:
Press Enter on a blank line to move to the large calculation field at the bottom of the screen. Enter your formula, then press the Enter key or click on OK. Repeat as necessary, so you can see the results of every calculation. You may Print the results, or clear the grid using the Clr Grd button.