How to add up columns on excel

- How to add up columns on excel spreadsheet
- How to add up multiple columns on excel
- How to add up all columns on excel
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- How to automatically add up columns in excel
- How to add up 3 columns in excel
- How to add up vertical columns in excel
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- How to add up text columns in excel
- How to add up columns and rows in excel
- How to add up total columns in excel