Texas Instruments BA II PLUS - Manual (Page 3)

Contents
iii
Important Information................................................................... ii
USA FCC Information Concerning Radio Frequency Interferenceii
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
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