You can use predefined functions in a formula, and then insert the result of the calculation into a text document.
For example, to calculate the mean value of three numbers, do the following:
Kliknite u dokumentu gdje želite ubaciti formulu, nakon toga pritisnite F2.
Click theicon, and choose "Mean" from the Statistical Functions list.
Type the three numbers, separated by vertical slashes (|).
Press Enter. The result is inserted as a field into the document.
To edit the formula, double-click the field in the document.