Table of Contents

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51 52 53 54 

1 Overview of Calculator Operations..................................1

Turning On the Calculator ............................................................. 1

Turning Off the Calculator............................................................. 1

Selecting 2nd Functions ................................................................. 2

Reading the Display ....................................................................... 2

Setting Calculator Formats ........................................................... 4

Resetting the Calculator ................................................................ 6

Clearing Calculator Entries and Memories ................................... 6

Correcting Entry Errors................................................................... 7

Math Operations ............................................................................ 8

Memory Operations ..................................................................... 12

Calculations Using Constants....................................................... 13

Last Answer Feature..................................................................... 14

Using Worksheets: Tools for Financial Solutions ........................ 15

....................................................................................................... 19

2 Time-Value-of-Money and Amortization Worksheets...21

TVM and Amortization Worksheet Variables ............................. 22

Entering Cash Inflows and Outflows........................................... 25

Generating an Amortization Schedule ....................................... 25

Example: Computing Basic Loan Interest.................................... 26

Examples: Computing Basic Loan Payments ............................... 27

Examples: Computing Value in Savings ...................................... 28

Example: Computing Present Value in Annuities....................... 29

Example: Computing Perpetual Annuities.................................. 30

Example: Computing Present Value of Variable Cash Flows ..... 31

Example: Computing Present Value of a Lease With Residual

Value........................................................................................ 33

Example: Computing Other Monthly Payments......................... 34

Example: Saving With Monthly Deposits .................................... 35

Example: Computing Amount to Borrow and Down Payment . 36

Example: Computing Regular Deposits for a Specified Future

Amount ................................................................................... 37

Example: Computing Payments and Generating an

Amortization Schedule........................................................... 38

Example: Computing Payment, Interest, and Loan Balance

After a Specified Payment ..................................................... 39

3 Cash Flow Worksheet......................................................41

Cash Flow Worksheet Variables................................................... 41

Uneven and Grouped Cash Flows................................................ 43

Entering Cash Flows ..................................................................... 43

iv Table of Contents

Deleting Cash Flows......................................................................44

Inserting Cash Flows .....................................................................44

Computing Cash Flows .................................................................45

Example: Solving for Unequal Cash Flows .................................47

Example: Value of a Lease with Uneven Payments ....................49

4 Bond Worksheet ............................................................. 53

Bond Worksheet Variables ...........................................................54

Bond Worksheet Terminology .....................................................56

Entering Bond Data and Computing Results ..............................56

Example: Computing Bond Price, Accrued Interest, and

Modified Duration..................................................................58

5 Depreciation Worksheet ................................................ 59

Depreciation Worksheet Variables ..............................................59

Entering Data and Computing Results ........................................61

Example: Computing Straight-Line Depreciation.......................62

6 Statistics Worksheet ....................................................... 65

Statistics Worksheet Variables .....................................................65

Regression Models ........................................................................67

Entering Statistical Data...............................................................68

Computing Statistical Results.......................................................69

7 Other Worksheets ........................................................... 71

Percent Change/Compound Interest Worksheet ........................71

Interest Conversion Worksheet....................................................74

Date Worksheet ............................................................................76

Profit Margin Worksheet .............................................................78

Breakeven Worksheet ..................................................................80

Memory Worksheet ......................................................................82

.......................................................................................................83

A Appendix — Reference Information.............................. 85

Formulas ........................................................................................85

Error Messages ..............................................................................96

Accuracy Information ...................................................................98

AOS™ (Algebraic Operating System) Calculations .....................98

Battery Information......................................................................99

In Case of Difficulty ....................................................................100

Texas Instruments Support and Service .....................................101

Texas Instruments (TI) Warranty Information ...........................102

Index.............................................................................. 105

1 Overview of Calculator Operations..................................1

Turning On the Calculator ............................................................. 1

Turning Off the Calculator............................................................. 1

Selecting 2nd Functions ................................................................. 2

Reading the Display ....................................................................... 2

Setting Calculator Formats ........................................................... 4

Resetting the Calculator ................................................................ 6

Clearing Calculator Entries and Memories ................................... 6

Correcting Entry Errors................................................................... 7

Math Operations ............................................................................ 8

Memory Operations ..................................................................... 12

Calculations Using Constants....................................................... 13

Last Answer Feature..................................................................... 14

Using Worksheets: Tools for Financial Solutions ........................ 15

....................................................................................................... 19

2 Time-Value-of-Money and Amortization Worksheets...21

TVM and Amortization Worksheet Variables ............................. 22

Entering Cash Inflows and Outflows........................................... 25

Generating an Amortization Schedule ....................................... 25

Example: Computing Basic Loan Interest.................................... 26

Examples: Computing Basic Loan Payments ............................... 27

Examples: Computing Value in Savings ...................................... 28

Example: Computing Present Value in Annuities....................... 29

Example: Computing Perpetual Annuities.................................. 30

Example: Computing Present Value of Variable Cash Flows ..... 31

Example: Computing Present Value of a Lease With Residual

Value........................................................................................ 33

Example: Computing Other Monthly Payments......................... 34

Example: Saving With Monthly Deposits .................................... 35

Example: Computing Amount to Borrow and Down Payment . 36

Example: Computing Regular Deposits for a Specified Future

Amount ................................................................................... 37

Example: Computing Payments and Generating an

Amortization Schedule........................................................... 38

Example: Computing Payment, Interest, and Loan Balance

After a Specified Payment ..................................................... 39

3 Cash Flow Worksheet......................................................41

Cash Flow Worksheet Variables................................................... 41

Uneven and Grouped Cash Flows................................................ 43

Entering Cash Flows ..................................................................... 43

iv Table of Contents

Deleting Cash Flows......................................................................44

Inserting Cash Flows .....................................................................44

Computing Cash Flows .................................................................45

Example: Solving for Unequal Cash Flows .................................47

Example: Value of a Lease with Uneven Payments ....................49

4 Bond Worksheet ............................................................. 53

Bond Worksheet Variables ...........................................................54

Bond Worksheet Terminology .....................................................56

Entering Bond Data and Computing Results ..............................56

Example: Computing Bond Price, Accrued Interest, and

Modified Duration..................................................................58

5 Depreciation Worksheet ................................................ 59

Depreciation Worksheet Variables ..............................................59

Entering Data and Computing Results ........................................61

Example: Computing Straight-Line Depreciation.......................62

6 Statistics Worksheet ....................................................... 65

Statistics Worksheet Variables .....................................................65

Regression Models ........................................................................67

Entering Statistical Data...............................................................68

Computing Statistical Results.......................................................69

7 Other Worksheets ........................................................... 71

Percent Change/Compound Interest Worksheet ........................71

Interest Conversion Worksheet....................................................74

Date Worksheet ............................................................................76

Profit Margin Worksheet .............................................................78

Breakeven Worksheet ..................................................................80

Memory Worksheet ......................................................................82

.......................................................................................................83

A Appendix — Reference Information.............................. 85

Formulas ........................................................................................85

Error Messages ..............................................................................96

Accuracy Information ...................................................................98

AOS™ (Algebraic Operating System) Calculations .....................98

Battery Information......................................................................99

In Case of Difficulty ....................................................................100

Texas Instruments Support and Service .....................................101

Texas Instruments (TI) Warranty Information ...........................102

Index.............................................................................. 105