To enter a function using the Insert function pane, follow these steps:
1.Select the cell in which you want to enter a function. If a range is selected, the function will be entered into the active cell.
2.Expand the Insert function pane in one of the following ways:
•On the Formula bar, click
.
•On the Insert tab, click
Function.
•On the Sidebar, click
Insert function.
•Press Shift+F3.
3.Find the required function in one of the following ways:
•Enter part of the function name or the entire name in the Find box. Below is a list of functions that meet the search conditions.
•Select the group that the function belongs to. For example, the SUM function is included in the Math & Trig group.
•Find the function in one of the following groups: All: Contains all the functions supported by MyOffice Spreadsheet. Recent: Contains the last 10 functions entered by the user. Most popular: Contains a fixed list of 10 frequently used functions.
4.Select the required function.
5.If necessary, check out the function summary at the bottom of the Insert function pane.
6.To insert a function into a cell, do one of the following:
•Click Insert.
•Select the function by double-clicking.
•Press Enter.

7.In the Function arguments window that opens, enter the arguments directly into the value fields, or by clicking
Select values, select a range of values with the mouse, then click
Select values again or press Enter to confirm the entry. When entering a function, you can select an entire column, a range of columns, an entire row, or a range of rows as an argument by selecting their titles. When you select a row, column, or range of cells with the mouse as an argument for a function, a tooltip appears with information about the size of the selected area. The tooltip is displayed as long as the left mouse button remains held down.

8.There are several ways to complete the function entry:
•To confirm the input, click OK in the Function arguments window, the
button on the Formula bar, or press Enter.
•To cancel function entry, click Cancel in the Function arguments window, click the
button on the Formula bar, or press Esc.
9.To close the Insert function pane, do one of the following:
•On the Formula bar, click
.
•On the Insert tab, click
Function.
•On the Sidebar, click
Insert function.
•Click
in the upper part of the Insert function pane.
•Press Shift+F3.