(11C) TVM for HP-11C

[Gamo]

Last post I didn’t give an example on how to use this TVM program.

These two example are from the HP-12C User’s Handbook.

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USER mode with FIX 2

What annual interest rate must be obtained to accumulate $10,000 in
8 years on an investment of $6,000 with quarterly compounding?

8 [ENTER] 4 [x] [A] display 32.00. // Calculates and stores n.

6000 [CHS] [C] display –6,000.00 // Stores PV (with minus sign for cash paid out).

10000 [E] display 10,000.00 // Stores FV.

[B] [R/S] display 1.61 // Periodic (quarterly) interest rate.

4 [x] display 6.44 Annual interest rate.

Remark:
This problem is in END mode the default setting with 0 on Register .0
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If you deposit $50 a month (at the beginning of each month) into a
new account that pays 6 1/4% annual interest compounded monthly, how much will
you have in the account after 2 years?

Beginning Mode set 1 on Register .0 // ( 1 [STO] .0 )

2 [ENTER] 12 [x] [A] display 24.00 // Calculates and stores n.

6.25 [ENTER] 12 [÷] display 0.52 // Calculates and stores i.

50 [CHS] [D] display –50.00 // Stores PMT (with minus sign for cash paid out).

[E] [R/S] display 1,281.34 // Balance after 2 years.
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Gamo