How to remove duplicates in Microsoft Excel to clean up data in individual or multiple columns

You can remove duplicates in Excel in a few steps. Duplicates can create problems when you're dealing with data.
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Old Excel functions you should stop using (and what to replace them with)

VLOOKUP has been the go-to function for looking up data in Excel for years, but it comes with limitations. You can only ...
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Once you understand SCAN in Excel, you’ll never build formulas the same way

The simplest way to think about SCAN is that it applies a custom calculation to each element in a range/array and returns every intermediate result it produces along the way. If that sounds abstract, ...

How to add a column in Microsoft Excel in 2 different ways

You can add a column in Excel by right-clicking or using the “Insert” option. These features are helpful for adding new data to a spreadsheet.
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COLUMN: Counting food additives — for cats, too

I spent $80.60 at the grocery store for 48 items. This was 15 years ago — but back to the story. The first thing I unloaded when I got home was a $3.49 package of six hoagie rolls from the store ...