Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

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 ...

When you want to fill a column in Excel with a given formula or value, you can do it the old fashioned way (select cells or the column header, CTRL+V to paste) or use can do it the much faster way by ...

Duplicates in the same column are easy to find by sorting or filtering. Duplicates that span multiple columns require a bit of setup, but the solution's not difficult to implement. Finding duplicate ...

An icon in the shape of a lightning bolt. Impact Link Excel is a great program with hundreds of helpful functions. Unfortunately, one function it's lacking is a simple way to merge two or more columns ...