HP 20b Business Consultant HP 30b Business Professional
Financial Calculator User’s Guide
HP Part Number NW238-90001 Edition 1, December
Legal Notice
HP 20b Business Consultant
HP 30b Business Professional
Keyboard Map Legend
Page
Table of Contents
2 Mathematical Calculations
3 Time Value of Money
4 Canadian Mortgages TVM Canada
Turning the Calculator On and Off
1 Basic Features
Adjusting the Display Contrast
Welcome to your new HP Financial Calculator
The Mode Menu Setting Preferences
Cursor
Two Line Display
3.122010 in dd.mmyyyy format. Note the . in both formats separating the first and second
Key Presses, the Shift Key, Secondary, and Tertiary Functions
Changing the Calculation Mode
Page
The Equals Key
Using the Input and Equals Keys
Annunciators
The Input Key
Editing and Clearing Entries The On/CE Key
The Reset Menu
Accessing Menus and Menu Maps
Notes about Special Menus
Memory and the Memory Menu
Once opened, you can scroll through the items in the menu by pressing or repeatedly. In most menus, when you arrive at the last item in a menu, pressing returns
Page
2 Mathematical Calculations
Mathematical Functions
Number Entry and Display
2*3D
Chain Mode
Algebraic Mode
The RPN Stack
Reverse Polish Notation RPN Mode
Last Number
1.23 +
56.123
3 + 4 x 5 +
O1c23 I56c
parentheses. Intermediate
Previous Value Previous Value
Previous Value Previous Value Previous Value
Inputs the numbers and the
In RPN, the parentheses keys Dmanipulate the stack. Pressing performs a roll
One-Number Functions and the Math Menu
Page
INPUTINPUT
INPUT
The Probability Sub-menu
0.37 12I s
Combination=
15I3h
Binomial Functions
Two-Number Functions
Storing and Recalling Numbers
Recall Arithmetic
Storing and Recalling with Time Value of Money TVM Keys
Percentages
Recalling a Menu Item Value in a Menu
Recalling and Storing Values in the Data and Cash Flow Menus
Rounding Numbers
26 Mathematical Calculations
Time Value of Money TVM Keys
3 Time Value of Money
Calculating Payments on a Loan
Amortization
360N
6.5Y
1400 00V
Page
1400 00V
Creating an Amortization Schedule
applied towards interest for the first year is about
Displays the amount of interest paid on the loan
C/YR
Interest Conversion Menu
Nom.%
Eff.%
360 =
Using the Interest Conversion Menu
P/YR DWN C/YR
4 Canadian Mortgages TVM Canada
I2 I
O300 N6Y35 0000
Canadian Mortgage Example
4,000.00
5 Cash Flows
0.00
4,500.00
Scrolls up and down
Cash Flow Example
Opens the cash flow list
NPV menu, and the Internal Rate of Return IRR menu
4000
8000
5000
4500
1150
5000
Table 5-2 Cash Flow Example
Analyzing Cash Flows
Inv. I% Net PV Net FV Net US DWN Payback Discounted Payback Total
#CF/Yr
IRR % Inv. I% Safe I% DWN MIRR FMRR #CF/Yr
Opens the NPV menu
Editing Cash Flows
Displays FMRR%
Sample Cash Flow Diagrams
Figure 3 Sample Cash Flow Diagrams
46 Cash Flows
6 Bonds
The Bond Menu
Bond Calculation Example
4.2 82010
6.0 42020
6.7 5I
Stores 115.89 in memory
=L1+
7 Black-Scholes Calculation Menu
The Black-Scholes Menu
deviation of the variation of the asset price based on the given data. Pressing =in the
54 Black-Scholes Calculation Menu
Black-Scholes Example
8.21
2.73
HOLD B
next item
Press to scroll to the
next item
Press to scroll to the
8 Date Calculation
The Date Calculation Menu
Date Calculation Example
Table 8-1 Date Calculation Example KeyDisplayDescription
6.04
2010
3120 10I
9 Break-even
The Break-even Menu
Break-even Example
100 00I
1500 00I
250 I
300 I
The Percent Calculation Menu
10 Business Problems
Percent Calculation Examples
2. Find the percent change between 20 and 35 with no compounding
3. 30 is what % of 80?
11 Depreciation
Declining balance factor DecBal and DBXover only
The Depreciation Menu
Asset life Starting date or month of the depreciation
Cost and salvage values
Depreciation Example
500 I
Page
x Q1
12 Statistical Operations
a*x+b a*Lnx +b
ax2+bx+c only
The Data and Stats Menus
ax +bx+c
72 Statistical Operations
Statistics Example
Table 12-2 Statistics Example Months and Sales Values
Month
4I1 75I
1I1 50I
2I1 65I
3I1 60I
Page
13 Programming
Programming the HP 30b
Key Presses for Program Instructions
Return
Less than
h3 4/3 sI I=
Programming Example
Enters program mode. The first program is
Program Step
Opens Program menu. Scrolls to step 1 of
Reassigning Menu Functions
The Program Menu and Program Editing
8= LBL
Tests and Jump Functions
Sub-Function Call
Long Programs and Battery Life
Other Programming Functions
05003$1
Messages
Debugging a Program
Saving, Restoring, and Modifying Mode Settings
Solve
2. L1hL1-L2= HOLD
88 Programming
Error Messages
Error Messages and Calculator Status
Page
General Terms
15 Warranty, Regulatory, and Contact Information
HP Limited Hardware Warranty and Customer Care
Replacing the Batteries
Regulatory Information Federal Communications Commission Notice
European Union Regulatory Notice
Modifications
Canadian Notice
Avis Canadien
Low Voltage Directive 2006/95/EC EMC Directive 2004/108/EC
Japanese Notice Korean Notice
Contact Information
Perchlorate Material - special handling may apply
Customer Care
香港特別行政區
Russia
Page
Contact
Warranty, Regulatory, and Contact Information
Table 15-1 Contact Information
Country/Region
100 Warranty, Regulatory, and Contact Information
Symbols A
Page
Internal rate of return Investment Rate
Error messages
FMRR
Insert and delete keys Interest Conversion
on HP 30b
mode settings
Math
Net Future Value Net Present Value Net US Number
saving, storing, modifying 86 Scientific notation 11 Statistics
reassigning menu functions 79 Recall
number 24 Reverse Polish Notation
Safe interest rate
Thousands separator Time Value of Money