HP 10bII - Page 68

Annual nominal interest rate.
Starting balance.
[33] Ending balance.
Payment amount (rounded to the display format).
Number of payments per year.
The
numbers
displayed
for
interest,
principal,
and
balance
are
rounded
to
the current
display
sctting.
To Amortize. To amortize a single payment, enter the period number
and
press
С).
The
HP
10BII
displays
the
annunciator
PER
followed
by
the
starting
and
ending
payments
that
will
be
amortized.
Press
©
to
see
interest
(INT).
Press
©
again
to
see
the
principal
(PRIN)
and
again
to
see
the
balance
(BAL).
Continue
pressing
©
to
cycle
through
the same
valucs
again.
To
amortize
a
range
of
payments,
enter
starting
period
number
683)
ending
period
number,
then
press
QE).
The
HP
10BII
displays
the
annunciator
PER
followed
by
the
starting
and
ending
payments
that
will
be
amortized.
Then
press
(2)
repeatedly
to
cycle
through
interest,
principal,
and balance.
Press
again
to
move
to
the
next
set
of
periods.
This
auto-
increment
feature
saves
you
the
keystrokes
of
entering
the
new
starting
and ending periods.
If
you
store,
recall,
or
perform
any
other
calculations
during
amortization,
pressing
(5)
will
no
longer
cycle
through
interest,
principal,
and
balance.
To
resume
amortization
with
the
same
sct
of
periods,
press
еә.
Example: Amortizing a Range of Payments. Calculate the first two
years
of
the
annual
amortization
schedule
for
a
30
year,
$180,000
mortgage,
at
7.75%
annual
interest
with
monthly
payments.
Set
to
End
mode.
Press
СЄ
if
BEGIN
annunciator
is
displayed.
68 5:Time Value of Money Calculations