(12C Platinum ) Interest on Loan

[Gamo]

ALG mode program to find "Interest on Loan"

HP-12C Platinum already got very powerful TVM functions.

This program is an attempt to use ALG programming purpose.

Answer with this program is to check with the build-in TVM

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Procedure:

1. Payment (PMT)
2. Amount Borrow (PV)
3. Periods (n)

PMT [R/S] PV [R/S] n [R/S] display Interest Percent
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Example: FIX 2

Borrow $150 with $16.45 for 15 month

16.45 [R/S] display 1645.00
150 [R/S] display 10.97
15 [R/S] display 6.98 // Answer: Interest is 6.98%

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Check with build-in TVM

f [FIN] [CLx]

150 [PV]
16.45 [CHS] [PMT]
15 [n]
[i] display 6.98 // Answer: Interest is 6.98%
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Program: ALG Mode

Code:


[x] [EEX] 2 [÷] [R/S] [=] [STO] 0 [ST0] 1 [R/S]
[CHS] [STO] 2 [RCL] 1 [÷] [EEX] 2 [+] 1 [Y^X] [RCL] 2 [=]
[CHS] + 1 [x] [RCL] 0 [=] [STO] 3 [-] [RCL] 1 [=] [X^2] - [EEX] 9 [CHS] [=]
[CHS] 0 [X<>Y] [X ≤Y] [GTO] 044
[RCL] 3 [GTO] 000
[RCL] 3 [STO] 1 [GTO] 012

Gamo