If your Excel lists repeats values and you need help finding changes, try this easy conditional format. One of the most frequent requests I receive from readers is how to highlight list values when ...

Using just one formula, you can create an entire table, generate a filtered view, calculate a running total, or build a ...

The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

The needful can be achieved using the COUNTIF function. You could either count the frequency of duplicates in Excel or the order of their occurrence in Excel. Count the frequency of duplicate values ...

You can't use a SUM() function to sum a filtered list, unless you intend to evaluate hidden and unhidden values. Here's how to sum only the values that meet your filter's criteria. Filters are a ...

Microsoft Excel 2010 stores data within cells, which are simply segregated pieces of the spreadsheet that Excel can then reference to work with the value in the cells. Since not every ...

The Data Validation feature in Excel 2013 offers a List option to confine selections in a cell to a preconfigured series of values. This selection can further influence the values in another list by ...

When creating Microsoft Excel formulas, you can generate calculations using specific values—also known as hard-coding—or referencing other cells in the workbook. In this guide, I'll explain why ...