If you would like to improve your Excel workflows and spreadsheets and in the process save a huge amount of time you might be interested in mastering Excel date functions. Once mastered this knowledge ...
Excel already knows when the month ends.
DATEDIF(), which means Date + Dif, is a compatibility function left over from Lotus 1-2-3 that Microsoft adopted in Excel version 2000, which is the only version that explains how this function works.
How-To Geek on MSN
How to use the LAMBDA helper functions in Microsoft Excel
Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.
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