The concept of a cell range is one of the most important ideas in Excel.

Arangeis a rectangular group of cells.

For example, both references below are the same:

Ranges can be horizontal or vertical, or both.

Ranges also map perfectly toarrays, a programming concept used in more advanced formulas.

Named ranges

Ranges can be named using thename box.

Named ranges are an easy way to make a formula easy to read and understand.