HP 35s Scientific Calculator - Manual (Page 275)

Miscellaneous Programs and Equations 17-5
The answer is negative since the loan has been viewed from the borrower's
perspective. Money received by the borrower (the beginning balance) is positive,
while money paid out is negative.
 
value Stores 0 in F; prompts for B.



 Calculates B, the beginning
loan balance.
 

 Stores 5750 in B; calculates
monthly payment, P.