P
OCKET
R
EFERENCE
G
UIDE
— 22
Amortization (Total Principal / Total
Interest, Remaining Balance)
• Mortgage: $175,000
• Term: 25 years
• Interest: 7.5%
Note: See large User’s Guide for more examples.
Find total interest, principal and total pay-
ments. Then, find the remaining balance
after 10 years.
STEPS
KEYSTROKES
DISPLAY
Clear
o o
0.00
Enter Mtg.
1 7 5 ) l
175,000.00
Enter Term
2 5 T
25.00
Enter Interest
7 • 5 ˆ
7.50
Find Payment
p
1,280.22
Find # Pmts.
a
1-300
Find ttl. Int.
a
209,066.33
Find ttl. Prin.
a
175,000.00
Find ttl. Pmts
a
384,066.33
Find balance
1 0 s a
139,076.82
3420PRG-E-A 7/2/04 9:07 AM Page 22