HP 20B manual Date Calculation Menu, Date Calculation Example

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Date Calculation

6 Date Calculation

Figure 1 The Menu Map for the Date Calculation Menu

The Date Calculation Menu

The Date Calculation menu is used to calculate the number of days between two dates, or a second date given a number of days from an initial, or final date. To open the Date Calculation menu, press :@. Press <or >repeatedly to scroll through the items shown in Figure 1. Before you enter dates, verify the date is set in the format required for your problem. Date and calendar formats may be set in the Mode menu. For more information on setting the preferences in the Mode Menu, see the section titled, The Mode Menu: Setting Preferences in Chapter 1.

To change the value of a displayed item, key in a number or a date and press I. Once you have entered all known data, press <or >repeatedly to scroll to the unknown item and press =to calculate it.

Date Calculation Example

How many days remain in the 2010 fiscal year if today's date is June 4, 2010? Assume the fiscal year ends on October 31st, and you wish to calculate the actual number of days (Actual).

Table 6-1Date Calculation Example

Key

Display

Description

:@

Opens the Date Calculation menu. Note: 2 in the right of the display represents the day of the week. 2 represents Tuesday.

6.04

2010 I

Inputs the starting date in the selected format.

49

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Contents HP part number F2219-90201 First edition August HP 20b Business Consultant Financial Calculator ManualRevision History Legal NoticesLegal Notices Revision HistoryContents Time Value of Money Business ProblemsCash Flows BondsWarranty, Regulatory, and Contact Information ErrorsIndex Feature Chapters FeatureHP 20b Business Consultant Keyboard Keyboard Map LegendAdjusting the Display Contrast Basic FeaturesBasic Features Selecting a LanguageTwo Line Display Mode Menu Setting PreferencesSetting top line Description Basic Features 1Mode Menu SettingsKeys Display Description Changing the Calculation ModeAnnunciators Key Presses and the Secondary Function KeyI Key Using the I and = Keys= Key Editing and Clearing Entries On/CE O Key Reset x MenuMemory and the Memory Menu Accessing Menus and Menu Maps Menu Map for the Break-even Menu Mathematical Functions Mathematical CalculationsNumber Entry and Display Algebraic Mode Chain ModeRPN Stack Reverse Polish Notation RPN ModeU3I Last NumberO1c23 I56c1 5I6+ 3I4+Mathematical Calculations 2Last Number RPN StackKeys Display Description RPN Stack RPN Stack and the Roll Down Operation One-Number Functions and the Math MenuKeys Description Math s MenuMenu Map for the Math Menu Mathematical Calculations 5Math Menu Example Probability Sub-menuIor = 10I Two-Number Functions10I 12I 7Inverse Probability ExampleStoring and Recalling Numbers Storing and Recalling with Time Value of Money TVM Keys Recall ArithmeticRecalling a Menu Item Value in a Menu Rounding NumbersPage Time Value of Money TVM Keys Time Value of MoneyTime Value of Money 1400 360 N00V Calculating Payments on a LoanTime Value of Money 2TVM Example AmortizationMenu Item/Key Description 1400 00V 10YCreating an Amortization Schedule Interest Conversion Menu Using the Interest Conversion Menu365 Canadian Mortgages TVM CanadaTime Value of Money 6Interest Rate Conversion Example Page Canadian Mortgage Example O300N 6Y350 00VCash Flows Cash Flow DiagramKey Description Cash Flow ExampleCash Flow Amount 5000I 80004500I 4000IAnalyzing Cash Flows 115000Cash Flows 2Cash Flow Example IRR% NPV and IRR Menu ItemsCash Flows 4NPV and IRR Example Editing Cash FlowsSample Cash Flow Diagrams Bond Menu Bonds2020 2010Bond Calculation Example Bond Menu ItemsBonds 2Bond Calculation Example +L1=Date Calculation Menu Date CalculationDate Calculation Example Date Calculation 1Date Calculation Example 10.3 12010Break-even Menu Break-evenBreak-even 1Break-even Example Percent Calculation Menu Business Problems22I 15I20I 35I80I What is 30% of 80? 4Part % of Total Example30I Depreciation Menu Depreciation2Depreciation Menu Items 1Depreciation MethodsDepreciation Method Description Sline 500 1000Depreciation Example Depreciation Menu ItemsDepreciation 3Straight Line Depreciation Example Menu Maps for the Data and Statistics Menus Statistical OperationsData and Stats Menus Menu Item Description Statistical Operations 1The Statistics Menu Items2I1 65I 1I1 50I3I1 60I 4I1 75IStatistical Operations 3Statistics Example 5I1 70IError Messages and Calculator Status Errors1Error Messages Error Message Status HP Limited Hardware Warranty and Customer Care Warranty, Regulatory, and Contact InformationReplacing the Batteries Customer Care Honduras Hong Kong 香港特別行政區 852 India 210 969+65 6100 Ireland 01 605 Italia 02 754 19495 228 877 23201 439 Singapore 6100Modifications Product Regulatory & Environment InformationCanadian Notice Avis CanadienChemical Substances Pbde Calendar Actual, Cal.360 IndexOff calculator off