Percentage
Base(
=
%
∆
=
%
100
=
%T
100
Interest
PV
FV
PMT
INTG (n)
FRAC (n)
Simple Interest
=
I
360
360
=
I
365
365
File name: hp 12c_user's guide_English_HDPMBF12E44
Printered Date: 2005/7/29
Appendix D
Formulas Used
y ×
)
Rate(
x
)
100
⎛
−
NewAmount(
x
)
Base(
⎜
⎜
Base(
y
)
⎝
⎛
⎞
Amount(
x
)
⎜
⎟
⎜
⎟
Total(
y
)
⎝
⎠
n
= number of compounding periods.
i
= periodic interest rate, expressed as a decimal.
= present value.
= future value or balance.
= periodic payment.
S
= payment mode factor (0 or 1) indicating treatment of PMT.
0 corresponds to End, 1 to Begin.
I
= interest amount.
= integer portion of n.
= fractional portion of n.
n
×
×
PV
i
n
×
×
PV
i
185
Page: 185 of 209
Dimension: 14.8 cm x 21 cm
⎞
y
)
⎟
⎟
⎠