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5 Excel mistakes beginners make that ruin their spreadsheets (and what to do instead)
Bad spreadsheet habits create hidden data problems that break calculations and make files harder to maintain.
I once made money moonlighting as a VisiCalc and Lotus 1-2-3 instructor before Steve Ballmer ever typed “=sum(Profits)” in an Excel 1.0 spreadsheet cell. And a friend and former colleague from my ...
Hidden inside Excel is a tool that forecasts future patterns from your data in just a few clicks.
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