User manual CASIO ALGEBRA FX2.0 Software Guide

[. . . ] Financial Calculation (TVM) Software for the ALGEBRA FX2. 0 1. Before Performing Financial Calculations Simple Interest Compound Interest Cash Flow (Investment Appraisal) Amortization Interest Rate Conversion Cost, Selling Price, Margin Day/Date Calculations Depreciation Bonds TVM Graph 2 1. Before Performing Financial Calculations k TVM Mode Installing the Financial Application on your ALGEBRA FX2. 0 adds a TVM icon to the Main Menu. Entering the TVM Mode displays the Financial screen like the one shown below. Financial 1 screen Financial 2 screen · 1(SMPL) . . . . [. . . ] · 3(CASH) I% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . interest rate (%) Csh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . list for cash flow If you have not yet input data into a list, press 5('LIST) and input data into a list. After configuring the parameters, press one of the function keys noted below to perform the corresponding calculation. Net present value · 2(IRR) . . . . . . . . . Internal rate of return · 3(PBP) . . . . . . . . Pay back period · 4(NFV) . . . . . . . . Net future value · 5('LIST) . . . . Inputs data from a list · 6(LIST) . . . . . . . Specifies a list for data input ·An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function keys to maneuver between calculation result screens. Parameter input screen · 6(GRPH) . . . . Draws graph 12 After drawing a graph, you can press 1 (TRACE) to turn on trace and read calculation results along the graph. Press i to turn off trace. Press i again to return to the parameter input screen. 13 5. Amortization This calculator can be used to calculate the principal and interest portion of a monthly installment, the remaining principal, and amount of principal and interest repaid up to any point. uFormula Amount of single payment ;; ; ;;;;;;;; ;; ; ;;; ;;;;; e ;;;;; ;;;;; ;;;;; ;;;;; ;;;;; ;;;;; ;;;;; d ;;;;; ;;;;; 12 ;;;;;; ;;;;;;;;;;;;; ;;;;;;;;;;;;; ;;;;;;;;;;;;; ;;;;;;;;;;;;; ;;;; ;;; ;;; ;;;;;;;;;;;; ;; a c b n (Number of payments) a: interest portion of installment PM1 (INT) b: principal portion of installment PM1 (PRN) c: balance of principal after installment PM2 (BAL) d: total principal from installment PM1 to payment of installment PM2 (PRN) e: total interest from installment PM1 to payment of installment PM2 (INT) *a + b = one repayment (PMT) a : INTPM1 = I BALPM1­1 × i I × (PMT sign) b : PRNPM1 = PMT + BALPM1­1 × i c : BALPM2 = BALPM2­1 + PRNPM2 d : PRN = PRNPM1 + PRNPM1+1 + . . . + PRNPM2 PM2 PM1 e : INT = INTPM1 + INTPM1+1 + . . . + INTPM2 PM2 PM1 BAL0 = PV (INT1 = 0 and PRN1 = PMT at beginning of installment term) uConverting between the nominal interest rate and effective interest rate The nominal interest rate (I% value input by user) is converted to an effective interest rate (I%') for installment loans where the number of installments per year is different from the number of compound interest calculation periods. I%' = (1+ ;;; ;;;;; ;;;;; ;;;;; ;;;; m { [P / Y ] I% ) ­1 ×100 100 × [C / Y ] [C / Y ] } 14 The following calculation is performed after conversion from the nominal interest rate to the effective interest rate, and the result is used for all subsequent calculations. i = I%'÷100 Press 4(AMT) from the Financial 1 screen to display the following input screen for interest rate conversion. · 5(CNVT) n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . number of compoundings I% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . interest rate After configuring the parameters, press one of the function keys noted below to perform the corresponding calculation. Converts annual percent rate to effective interest rate · 2('APR) . . . Converts effective interest rate to annual percent rate ·An error (Ma ERROR) occurs if parameters are not configured correctly. [. . . ] · 6(g)4(BOND) d1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . purchase date d2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . redemption date RDV . . . . . . . . . . . . . . . . . . . . . . . . . . . . redemption price or call price per $100 of face value CPN . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]