HP 12C#ABA hp 12c_solutions handbook_English_E.pdf - Page 127
Solve the previous example using the HP-12C program.., What if the down payment is increased to 20%?
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n: Term PV: Loan FV: 0 R1: Purch. Price R3: Tax rate 1. Key in the program. 2. Press CLEAR . i: Interest PMT: Loan PMT R0: Unused R2: % Down R4-R.7: Unused 3. Key in the annual interest rate and press 4. Key in the term of the loan in years and press . . 5. Key in the purchase price and press 1. 6. Key in the percent down and press 2. 7. Key in the tax rate in dollars per thousand and press 3. 8. To calculate the approximate monthly payment, press . 9. For a new case, store only the new variables by performing steps 3 thru 7 as needed. Press for the new approximate monthly payment. Example: Solve the previous example using the HP-12C program.. Keystrokes Display CLEAR 10.75 35 65000 1 10 2 25 3 0.90 420.00 65,000.00 10.00 25.00 -672.16 Monthly interest. Months of loan. Purchase price. Percent down. Tax rate per thousand. Approximate monthly payment. What would the approximate payment be if the loan was at 10% interest? 10 -638.33 Approximate monthly payment. What if the down payment is increased to 20%? 20 2 -582.45 Approximate monthly payment. 126