Need formula to calculate a lease rate factor from a %. [more inside]
posted by thinktwice on Sep 24, 2009 - 2 answers

How to determine how much I'm owed by someone who's not going to pay regularly ? (in Excel preferably). [more inside]
posted by southof40 on Jun 22, 2009 - 7 answers

How do you figure out daily interest from an APR on student loans due monthly? [more inside]
posted by johnofjack on Feb 28, 2008 - 8 answers

Excel/OpenOffice: How can I use XIRR to show an estimated percentage return based on account deposits/withdrawals/balances? [more inside]
posted by spacewrench on Dec 16, 2007 - 3 answers