Q. What is the best way to identify duplicate transactions that could have been entered into my Excel spreadsheet? A. Duplicates in spreadsheets can compromise data integrity, making it difficult to ...

When you want to clean up data in your Excel sheets, you should first check if there are any duplicates and if so, delete them. Sometimes it's not obvious, but it's actually quite easy to do. In this ...

When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...

Business issues such as incorrect transactions, data entry errors, technical glitches and poor system design may cause duplicate values in your data sets. Duplicate values can exist across rows or in ...

Learn how the reverse COUNTIFS method can simplify data checks, save time, and enhance your Excel skills with binary outputs.

Comparing lists for duplicates is a task that often has many variables. You can compare values in the same list or you might want to compare one list to another. Then there’s the definition of ...