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Excel and document tasks

Organize tables and check numbers to create clear work documents.

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Step by step, with examples

Excel and document tasks04

Find duplicate Excel rows and separate them for review

Find rows with exact matches in all four columns and collect them in a new Excel file with their original row numbers. Review each duplicate group, including its first occurrence.

ExcelDuplicate checksopenpyxl
Read → Run → Check

All examples are for practice. Automotive data is synthetic and used for illustration.