Calculator User Manual

TI-83 Plus Applications 455
G
Prn(,
G
Int(
G
Prn(
computes the sum of the principal during a specified period for an
amortization schedule using stored values for
æ
,
PV
, and
PMT
.
pmt1
is the
starting payment.
pmt2
is the ending payment in the range.
pmt1
and
pmt2
must be positive integers < 10,000.
roundvalue
specifies the internal
precision the calculator uses to calculate the principal; if you do not specify
roundvalue
, the TI-83 Plus uses the current
Float
/
Fix
decimal-mode setting.
Note: You must enter values for
æ
,
PV
,
PMT
, and before computing the
principal.
G
Prn(
pmt1
,
pmt2
[
,
roundvalue
]
)
G
Int(
computes the sum of the interest during a specified period for an
amortization schedule using stored values for
æ
,
PV
, and
PMT
.
pmt1
is the
starting payment.
pmt2
is the ending payment in the range.
pmt1
and
pmt2
must be positive integers < 10,000.
roundvalue
specifies the internal
precision the calculator uses to calculate the interest; if you do not
specify
roundvalue
, the TI-83 Plus uses the current
Float
/
Fix
decimal-mode
setting.
G
Int(
pmt1
,
pmt2
[
,
roundvalue
]
)