Formulas And Functions Вђ“ Microsoft Excel 2010 Here
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, the result is displayed in the cell itself, while the actual formula or function is visible in the Formula Bar above the worksheet. Formulas and Functions – Microsoft Excel 2010
Every formula or function must begin with an equal sign. This signals to Excel that the following characters should be interpreted as a calculation rather than plain text. While you can type numbers directly (e