How-To Geek on MSN
7 Excel functions you probably didn't know existed (and why they're surprisingly useful)
From step goals to savings trackers, these seven Excel functions solve everyday problems in unexpected ways.
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.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results