Arithmetic with One-and Two-number Functions............................................................

39

Last Answer .............................................................................................................

41

Display Format of Numbers .......................................................................................

41

Scientific Notation ....................................................................................................

43

Interchanging the Period and Comma .........................................................................

43

Rounding Numbers...................................................................................................

43

Messages ................................................................................................................

44

3 Business Percentages.........................................................................................................

45

The Business Percentage Keys ....................................................................................

45

Percent key ..............................................................................................................

45

Margin and Markup Calculations ...............................................................................

47

4 Number Storage and Storage Register Arithmetic ...............................................................

49

Using Stored Numbers in Calculations ........................................................................

49

5 Picturing Financial Problems ..............................................................................................

55

How to approach a Financial Problem ........................................................................

55

Signs of Cash Flows .................................................................................................

56

Periods and Cash Flows ............................................................................................

56

Simple and Compound Interest...................................................................................

56

Interest Rates............................................................................................................

57

Two Types of Financial Problems ................................................................................

58

Recognizing a Cash Flow Problem .............................................................................

59

6 Time Value of Money Calculations .....................................................................................

61

Using the TVM Application ........................................................................................

61

The TVM Keys..........................................................................................................

61

Begin and End Modes...............................................................................................

62

Loan Calculations .....................................................................................................

62

Savings Calculations.................................................................................................

67

Lease Calculations ....................................................................................................

71

Amortization............................................................................................................

74

Interest Rate Conversions...........................................................................................

79

Resetting the TVM Keys .............................................................................................

82

7 Depreciation .....................................................................................................................

83

The Depreciation Keys ..............................................................................................

83

Resetting the TVM Keys .............................................................................................

86

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