HP 12c Platinum Reference Guide

Pricing Calculations 95
Calculations of List and Net prices With
Discounts
It is often useful to be able to quickly calculate a list or net price when the other price and
a series of discount rates are known. Alternatively, if the list and net price and several
discounts are known it may be desirable to calculate a missing discount. The following
series of keystrokes may be used:
RPN Mode:
1.
Key in 1, press
\\?1.
2.
Key in the first discount (as a percentage) and press
b-?§1d.
3. Repeat step 2 for each of the remaining known discount rates.
4.
To calculate the list price, key in the net price and press
:1z.
5.
To calculate the net price, key in the list price and press
:1§.
6. To calculate an unknown discount rate, immediately after step 3 (display should show
1.00), key in the net price, press
\ and key in the list price.
7.
Press
:1§z-100§.
ALG Mode:
1.
Key in 1, press
?1.
2.
Key in 1
-, key in the first discount (as a percentage) and press b³?§1.
3. Repeat step 2 for each of the remaining known discount rates.
4.
To calculate the list price, key in the net price and press
z:1³.
5.
To calculate the net price, key in the list price and press
§:1³.
6. To calculate an unknown discount rate, immediately after doing step 3 , key in the list
price, press
§:1³, then key in the net price.
7.
Press
àÞ.
Example:
The list price of an item is $3.28 and the net price is $1.45. Two of the discount
rates are 48% and 5%. What is the third discount rate?
12c platinum / 12C
RPN Keystrokes
12c platinum
ALG Keystrokes
Display Comments
1\\
1
?1 ?1
1.00
48b-?§1 1-48b³?§1
0.52
d 5b-?§11-5b³?§1
0.95
d1.45\
3.28:1 3.28§:1
0.49
§z-100§ ³1.45àÞ
10.51
3rd discount rate (%).

HP 12c Platinum Specifications

General

Digits	10 digits
Battery type	CR2032
Type	Financial
Form factor	Pocket

Weight and Dimensions

Weight	110 g
Dimensions (WxDxH)	79 x 129 x 15 mm