Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Excel's IF function validates a cell's contents, determining whether it meets criteria that you set. It provides no information beyond what your workbook already contains, but it analyzes the data ...

Cells in Excel are referred to using relative or absolute references. A formula with relative references changes when the cell's position does. If, for example, a cell has a formula "=A1" and you copy ...