In Duel #156 we have a list of debits and credits. For each amount, match it with the next matching negative amount. After doing all of the matches, find the items without a match. In Episode #1872 Bill uses VBA and Mike uses some clever math.

"Ctrl+Shift+Enter" by Mike 'ExcelIsFun' Girvin

Although elusive, Array Formulas can be used to solve everyday Excel problems. If you need to figure out how many times your birthday fell on a Friday, an Array Formula can solve that. If you need to return a Unique List of Sales Reps from a Database, an Array Formula can solve that. Now, at your own pace, you can learn the methods, the tricks, the dos and the don’ts that will allow you to “Command The Power of the ‘Array Formula’ in Microsoft Excel“! “Ctrl+Shift+Enter: Mastering Excel Array Formulas” by Mike ‘ExcelIsFun’ Girvin tells all!

And be sure to get the latest on All of Excel’s available features with…


Microsoft 2013 InDepth” – by Bill Jelen. Excel 2013 In Depth is the beyond-the-basics, beneath-the-surface guide for everyone working with Excel 2013. Excel expert and MVP Bill Jelen provides specific, tested, proven solutions to the problems Excel users run into every day: the types of challenges other books ignore or oversimplify. Jelen thoroughly covers all facets of working with Excel 2013.