New to Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. With this video tutorial from ExcelIsFun, the 376th installment in their series of digital spreadsheet video tutorials, you'll learn how to an array formula for a stem and leaf chart for numbers that have more than two digits. This is accomplished through use of the IF, COLUMNS, SUMPRODUCT, LEFT, RIGHT, FIXED, INDEX, SMALL and ROW functions.