Casio FX-CG10 Software User Guide - Page 269
compounding periods per year, present value
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uI % i (effective interest rate) i (effective interest rate) is calculated using Newton's Method. PV + α × PMT + β × FV = 0 To I % from i (effective interest rate) {{ } i × 100 P/Y = C/Y = 1) I% = P/Y (1+ i )C/Y -1 × C/Y × 100... (Other than those above) n number of compound periods I% ......... annual interest rate PV ......... present value PMT...... payment FV ......... future value P/Y ........ installment periods per year C/Y ........ compounding periods per year • A deposit is indicated by a plus sign (+), while a withdrawal is indicated by a minus sign (-). Press 2(COMPND) from the Financial 1 screen to display the following input screen for compound interest. 2(COMPND) n number of compound periods I% ........ annual interest rate PV ........ present value (loan amount in case of loan; principal in case of savings) PMT ..... payment for each installment (payment in case of loan; deposit in case of savings) FV ........ future value (unpaid balance in case of loan; principal plus interest in case of savings) P/Y ....... installment periods per year C/Y ....... compounding periods per year 7-5