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