When you select a cell containing a calculation, the result is displayed in the cell itself, while the actual formula or function is visible in the Formula Bar above the worksheet.
Functions are predefined, built-in formulas for complex or repetitive tasks. They consist of a followed by Arguments (the data the function uses) enclosed in parentheses. How to use Formulas and Functions in Microsoft Excel Formulas and Functions – Microsoft Excel 2010
While you can type numbers directly (e.g., =5+2 ), it is best practice to use cell references (e.g., =A1+B1 ). This allows the result to update automatically if the data in those cells changes. Basic Formulas and Operators When you select a cell containing a calculation,