Interest Rate Conversion - Casio FX-7400GII - SOFTWARE VERSION 2-00 User Manual

• { INT} ... {total interest paid from installment PM1 to installment PM2}
• { PRN} ... {total principal paid from installment PM1 to installment PM2}
• {CMPD} ... {compound interest screen}
• An error (Ma ERROR) occurs if parameters are not configured correctly.
Use the following function menus to maneuver between calculation result screens.
• {REPT} ... {parameter input screen}
• {CMPD} ... {compound interest screen}
• {GRPH} ... {draws graph}
After drawing a graph, you can press
results along the graph.
The first press of
PRN
and when
Press to return to the parameter input screen.

6. Interest Rate Conversion

The procedures in this section describe how to convert between the annual percentage rate
and effective interest rate.
Formula
EFF = EFF =
APR = APR =
Press (CNVT) from the Financial 1 screen to display the following input screen for interest
rate conversion.
(CNVT)
n
........... number of compoundings
I
% ......... interest rate
(TRCE) displays
n n
= 2, = 3, and so on.
n n
APR/100 APR/100
1 + 1 + –1 –1
n n
1 1
n n
EFF EFF
1 + 1 + –1 –1
100 100
(TRCE) to turn on trace and read calculation
PRN n
and when
100 100 APR
: annual percentage rate (%)
EFF
: effective interest rate (%)
n
: number of compoundings
n 100 n 100
7-9
= 1. Each press of shows