New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 480th installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate a percentage of total from a database data set when the variable of interest is text (word). This is accomplished with recourse to the COUNTIF, SUM & COUNTA functions.