Each cell has an address , which is the column letter and the row number. The arrow on the worksheet to the right points to cell A1, which is currently highlighted , indicating that it is an active cell . A cell must be active to enter information into it. Click a number or letter labeling a row or column to select that entire row or column. Each cell can contain a label , value , logical value , or formula .
Labels can contain any combination of letters, numbers, or symbols.
Values are numbers. Entering Data To enter information into a cell, select the cell and begin typing. Note that as you type information into the cell, the information you enter also displays in the formula bar. You can also enter information into the formula bar, and the information will appear in the selected cell. To reformat a label, see the section on Formatting and Editing Data.