How to Force a stuck formula to calculate in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 210th installment in their series of digital spreadsheet magic tricks, you'll learn what to do if your formula does not calculate and is showing the equal sign and the rest of the formula without calculating.