2 simple interest, Simple interest -2-1 – Casio fx-9860G SD User Manual
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7-2 Simple Interest
This calculator uses the following formulas to calculate simple interest.
u
u
u
u
u Formula
365-day Mode
SI'
= n
365 ×
PV
× i
SI'
= n
360 ×
PV
× i
I
%
100
i
=
I
%
100
i
=
SI
: interest
n
: number of interest
360-day Mode
periods
PV
: principal
I
%
: annual interest
SFV
: principal plus interest
SI
= –SI'
SFV
= –(PV + SI')
Press 1(SMPL) from the Financial 1 screen to display the following input screen for simple
interest.
1(SMPL)
n
.................................. number of interest periods (days)
I
%
............................... annual interest rate
PV
............................... principal
After configuring the parameters, use one of the function menus noted below to perform the
corresponding calculation.
• {SI} … {simple interest}
• {SFV} … {simple future value}
• An error (Ma ERROR) occurs if parameters are not configured correctly.
7-2-1
Simple Interest