HP 17bll+ User Manual page 247

USFV i
Percentage Calculations in Business (BUS)
CHANGE
%
TOTAL
%
MARKUP C
MARKUP P
Time Value of Money (TVM)
S = payment mode factor (0 for End mode; 1 for Begin mode).

+ +
0 ＝ PV 1


Amortization
∑INT ＝ accumulated interest
∑PRIN ＝ accumulated principal
i ＝ periodic interest rate
BAL is initially PV rounded to the current display setting.
PMT is initially PMT rounded to the current display setting.
For each payment amortized:
n
( % : )
＝

NEW
＝


 
PART
＝
 
 TOTAL 

PRICE
%
＝



PRICE
%
＝


i%
×

i % S
×
PMT


100
i
＝
P YR
/
B: More About Calculations 247
n
 
i
%
1
＋ －
 
 
100
i
%
100

OLD
－
×
100

OLD 
×
100

COST
－
×

COST 

COST
－
×

PRICE 
I%YR
＝
P/YR
×
USPV i ( % : ) n ＋
I YR
%
×
100
1
100
100
×
FV SPPV(i% : n)