Please, only download libreoffice from www.libreoffice.org. This video also describes the title bar, menu bar, what is a cell, what is the active cell, and how to move around the screen.
Basic functionality of a spreadsheet with an example of a how we would calculate profits and sum totals for a Fictitious Company, undo/redo, cut/paste - cut/paste shortcuts
borders, background color, center, currency, column align, column auto align, merge and center, delete cell vs. delete cell content
This video tutorial shows some ways to save your spreadsheets - Saving files, save vs. save as, file types .ods .xlxs
Printing - Print sheet order, Portrait, Landscape, Gridlines, Preview, Headers, Footers, Header footer info: font, page, number, date, path
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