Financial Calculator User’s Guide
HP 20b Business Consultant HP 30b Business Professional
HP Part Number NW238-90001 Edition 1, December
Legal Notice
HP 20b Business Consultant
HP 30b Business Professional
Keyboard Map Legend
Page
2 Mathematical Calculations
Table of Contents
3 Time Value of Money
4 Canadian Mortgages TVM Canada
Welcome to your new HP Financial Calculator
1 Basic Features
Adjusting the Display Contrast
Turning the Calculator On and Off
Cursor
The Mode Menu Setting Preferences
Two Line Display
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
The Input Key
Using the Input and Equals Keys
Annunciators
The Equals Key
The Reset Menu
Editing and Clearing Entries The On/CE Key
Notes about Special Menus
Accessing Menus and Menu Maps
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
Mathematical Functions
2 Mathematical Calculations
Number Entry and Display
Chain Mode
2*3D
Algebraic Mode
Reverse Polish Notation RPN Mode
The RPN Stack
1.23 +
Last Number
56.123
O1c23 I56c
3 + 4 x 5 +
Inputs the numbers and the
Previous Value Previous Value
Previous Value Previous Value Previous Value
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
Two-Number Functions
15I3h
Binomial Functions
Combination=
Recall Arithmetic
Storing and Recalling Numbers
Storing and Recalling with Time Value of Money TVM Keys
Rounding Numbers
Recalling a Menu Item Value in a Menu
Recalling and Storing Values in the Data and Cash Flow Menus
Percentages
26 Mathematical Calculations
3 Time Value of Money
Time Value of Money TVM Keys
Calculating Payments on a Loan
1400 00V
360N
6.5Y
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
Eff.%
Interest Conversion Menu
Nom.%
C/YR
Using the Interest Conversion Menu
360 =
4 Canadian Mortgages TVM Canada
P/YR DWN C/YR
O300 N6Y35 0000
I2 I
Canadian Mortgage Example
4,500.00
5 Cash Flows
0.00
4,000.00
NPV menu, and the Internal Rate of Return IRR menu
Cash Flow Example
Opens the cash flow list
Scrolls up and down
4500
8000
5000
4000
5000
1150
Table 5-2 Cash Flow Example
Analyzing Cash Flows
#CF/Yr
Inv. I% Net PV Net FV Net US DWN Payback Discounted Payback Total
IRR % Inv. I% Safe I% DWN MIRR FMRR #CF/Yr
Opens the NPV menu
Editing Cash Flows
Displays FMRR%
Figure 3 Sample Cash Flow Diagrams
Sample Cash Flow Diagrams
46 Cash Flows
6 Bonds
The Bond Menu
6.7 5I
4.2 82010
6.0 42020
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
2.73
Black-Scholes Example
8.21
54 Black-Scholes Calculation Menu
HOLD B
Press to scroll to the
Press to scroll to the
next item
next item
The Date Calculation Menu
8 Date Calculation
Date Calculation Example
3120 10I
6.04
2010
Table 8-1 Date Calculation Example KeyDisplayDescription
The Break-even Menu
9 Break-even
Break-even Example
300 I
1500 00I
250 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
Cost and salvage values
The Depreciation Menu
Asset life Starting date or month of the depreciation
Declining balance factor DecBal and DBXover only
500 I
Depreciation Example
Page
ax2+bx+c only
12 Statistical Operations
a*x+b a*Lnx +b
x Q1
The Data and Stats Menus
ax +bx+c
Month
Statistics Example
Table 12-2 Statistics Example Months and Sales Values
72 Statistical Operations
3I1 60I
1I1 50I
2I1 65I
4I1 75I
Page
Programming the HP 30b
13 Programming
Key Presses for Program Instructions
Less than
Return
Programming Example
h3 4/3 sI I=
Enters program mode. The first program is
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
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Replacing the Batteries
15 Warranty, Regulatory, and Contact Information
HP Limited Hardware Warranty and Customer Care
General Terms
Regulatory Information Federal Communications Commission Notice
Avis Canadien
Modifications
Canadian Notice
European Union Regulatory Notice
Japanese Notice Korean Notice
Low Voltage Directive 2006/95/EC EMC Directive 2004/108/EC
Perchlorate Material - special handling may apply
Contact Information
Customer Care
香港特別行政區
Russia
Page
Country/Region
Warranty, Regulatory, and Contact Information
Table 15-1 Contact Information
Contact
100 Warranty, Regulatory, and Contact Information
Symbols A
Page
Insert and delete keys Interest Conversion
Error messages
FMRR
Internal rate of return Investment Rate
Net Future Value Net Present Value Net US Number
mode settings
Math
on HP 30b
Safe interest rate
reassigning menu functions 79 Recall
number 24 Reverse Polish Notation
saving, storing, modifying 86 Scientific notation 11 Statistics
Thousands separator Time Value of Money
