5 amortization, Amortization – Casio SERIES FX-9860G User Manual
Page 384
20070201
7-5 Amortization
This calculator can be used to calculate the principal and interest portion of a monthly
installment, the remaining principal, and amount of principal and interest repaid up to any
point.
u Formula
a
: interest portion of installment PM1 (
INT
)
b
: principal portion of installment PM1 (
PRN
)
c
: balance of principal after installment PM2 (
BAL
)
d
: total principal from installment PM1 to payment of installment PM2 (
Σ
PRN
)
e
: total interest from installment PM1 to payment of installment PM2 (
Σ
INT
)
*
a
+
b
= one repayment (
PMT
)
c
a
b
1 payment
Number of Payments
1
PM1
PM2
Last
..............
.....................
............
c
a
b
1 payment
Number of Payments
1
PM1
PM2
Last
..............
.....................
............
1 payment
Number of Payments
1
PM1
PM2
Last
...............
..................
...............
d
e
1 payment
Number of Payments
1
PM1
PM2
Last
...............
..................
...............
d
e
7-5-1
Amortization