A-56 Tables and Reference Information
8399APXA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:25 PM Printed: 02/19/01 1:40 PM
Page 56 of 58
If computing bal(), pmt2 = npmt
Let bal(0) = RND(PV)
Iterate from m = 1 to pmt2
I
I
m
m
=×−
=−−+
−
RND RND i bal m
bal m bal m RND PMT
[(())]
() ( ) ( )
12 1
1
then:
bal bal pmt
() ( )=2
ΣPrn bal pmt bal pmt
() ( ) ( )
=−
21
ΣΣ
Int pmt pmt RND PMT n
() ( ) ( ) ()=−+× −211 Pr
where: RND = round the display to the number of
decimal places selected
RND12 = round to 12 decimal places
Balance, principal, and interest are dependent on the
values of PMT, PV, æ, and pmt1 and pmt2.
Amortization