PV function


Returns the present value of an investment: the total amount that a series of future payments is worth now.



=NPER( ratenperpmt[fv][type] )


required arguments:

rate The interest rate per period.
nper The total number of payment periods.
pmt The payment made each period.


optional arguments:

[fv] The future value.
[type] 0 = end of period. 1 = beginning of period. Default is 0.