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.WK3 File Extension

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File TypeLotus 3 Worksheet
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Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Spreadsheet file created by Lotus 1-2-3, version 3; stores data in cells, which are organized into a grid of rows and columns; may be used for a variety of data-entry purposes.

NOTE: Microsoft Excel 2007 and later no longer support WK3 files.

Program(s) that open .WK3 files
Updated 3/18/2010