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 ...

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 ...

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 ...

If you use simple copy and paste methods to duplicate an Excel drop-down list, you may discover a problem; when you copy a cell that has a drop-down list and press "Ctrl-V" to paste it into a new cell ...

The SUMIFS function works in a similar way with text as with numbers, but there are two key differences. First, text in Excel formulas must always go inside double quotes, and second, you can use ...

When you work with Excel, you often need to ensure that the data entered into your spreadsheets is accurate and consistent. One effective way to achieve this is by using a drop-down list. In this ...

Isolating values in an Excel 2007/2010 worksheet or workbook is common in both error-checking and data analysis tasks. While appropriate even for a small worksheet, the functions that isolate a value ...