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Source How To Open Microsoft Excel Spreadsheets Without Excel

There are quite a few ways of opening Microsoft Excel spreadsheets if Microsoft Excel is not installed on the computer system. The article will outline several popular ways of opening Excel spreadsheets so that the contents can be at least read and printed. Several of the methods even allow to work with the contents of the spreadsheets as well.
All ways of opening Microsoft Excel spreadsheets can be divided into an online and offline category. The online category usually requires an account at some website before the spreadsheets can be worked with.