Texas Instruments TI-73 Manual Book

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7/02/01

Number Line /

Fraction Line for the

TI-73

Getting Started

Start here

How To...

Find Installation Instructions

Start Number Line

Enter expressions

Trace the vector history

Start Fraction Line

Enter Fraction Line Data

Adjust window values

Convert Fraction Line labels

More Information

Uninstalling the Application from the TI-73

Error Recovery

Customer Support

Table of Contents

Summary of Contents for Texas Instruments TI-73

Page 1 Start Number Line Enter expressions Trace the vector history Start Fraction Line Enter Fraction Line Data Adjust window values Convert Fraction Line labels More Information Uninstalling the Application from the TI-73 Error Recovery Customer Support 7/02/01 © 1999, 2001 Texas Instruments...
Page 2 “as-is” basis. In no event shall Texas Instruments be liable to anyone for special, collateral, incidental, or consequential damages in connection with or arising out of the purchase or use of these...
Page 3: Where To Find Installation Instructions
Where to Find Installation Instructions You can find detailed instructions on installing Flash applications at education.ti.com/guides. Number Line/Fraction Line for the TI-73 Page 3...
Page 4 Use Fraction Line when you want to label a number line with a fraction, decimal, percent, or whole number. You can then use the labels to compare between many types of numbers at the same time. Number Line/Fraction Line for the TI-73 Page 4...
Page 5 An information screen is displayed. 3. Press any key to continue. menu is displayed. NUN/FRAC LINE Number Line/Fraction Line for the TI-73 Page 5...
Page 6 The first time the Number Line runs, the line indicator is shown at the default starting point, . No previous entries are shown arithmetically or in vectors, since no previous information has been entered. Number Line/Fraction Line for the TI-73 Page 6...
Page 7: Entering An Expression
Therefore, you can use the following keys: all number keys, \, T and a. Enter the values as you would on the Home screen of the TI-73. You can add a positive value in two ways: • Use \ to add a positive number. Example: 10 + 5 = 15 •...
Page 8 You can press b after a single entry or after multiple entries. Note Number Line/Fraction Line for the TI-73 Page 8...
Page 9: Editing Entries
Clear all entries (If you are not in Edit mode, you will be asked to confirm that you want to clear the entire expression. Press 1 to select Yes.) Finish editing and update the expression, vector, and number line Number Line/Fraction Line for the TI-73 Page 9...
Page 10 The cursor traces in increments according to the value set Scale on the screen. For more information on WINDOW WINDOW values, see the section entitled, Adjusting the Number Line Window Values. Number Line/Fraction Line for the TI-73 Page 10...
Page 11 Delete a vector when its representative value is enclosed in a box Insert a character in front of the cursor Clear the entire entry & or b Edit the entry while in Trace mode Exit Trace mode Number Line/Fraction Line for the TI-73 Page 11...
Page 12 *, or press - l. Setting Definition Example The minimum or maximum value displayed on the number line. must be less than , or you will get error. WINDOW RANGE default=L default= Number Line/Fraction Line for the TI-73 Page 12...
Page 13 LabelOff LabelOn If selected, other marks on the number line are labeled. overwrites LabelOn any labels drawn with the DrawLabel option. works only within the Note: LabelOn range of -1000 to 1000. Number Line/Fraction Line for the TI-73 Page 13...
Page 14 If this occurs, increase the (') value. Scale • returns the window to ZStandard the default settings: =L20, =20, Scale Start LabelOff 3. To exit , press the ZoomFit ZStandard * key, or press - l. Number Line/Fraction Line for the TI-73 Page 14...
Page 15 ' or select a ZoomFit ZStandard 1. Press 2. If you have selected the option from the LabelOn WINDOW menu, a screen displays prompting you to turn labels off. Number Line/Fraction Line for the TI-73 Page 15...
Page 16 4. Enter the number to label and press prompt reappears. Continue Label labeling numbers at this prompt. Note The labels may overlap each other when displayed if they are very close together. Number Line/Fraction Line for the TI-73 Page 16...
Page 17 (with a blank value) to Label exit labeling mode. The Number Line screen displays, showing labels for each number you entered. If you specify a number outside the window range, it will Note not be labeled Number Line/Fraction Line for the TI-73 Page 17...
Page 18: Viewing Online Help
1:Number Line • To go directly to Fraction Line, select 2:Fraction Line • To quit the Number Line/Fraction Line application and return to the TI-73 Home screen, select 3:Quit Viewing Online Help To view online Help, press 9 while Number Line is running.
Page 19 1. Press 9. 2. Select from the menu. NUMLINE An information screen is displayed. 3. Press any key to continue. menu is displayed. Num/Frac Line Number Line/Fraction Line for the TI-73 Page 19...
Page 20 Press # or b to move to the next item. • To exit the screen and return WINDOW to the Number Line application, press *, or press - l. Number Line/Fraction Line for the TI-73 Page 20...
Page 21 Specifies whether the calculator displays the Dec Frac % Off values on the fraction line as a decimal, fraction, percent, or exactly as entered. Number Line/Fraction Line for the TI-73 Page 21...
Page 22 , you will receive a error. Select WINDOW RANGE 1:Reset reset the settings to an indicator value other than WINDOW percent. Select to go to the error and enter a new value. 2:Goto Number Line/Fraction Line for the TI-73 Page 22...
Page 23 Press ! and " to scroll the fraction line with the selected indicator. You can scroll past the initial window range so that the deselected indicator no longer shows on the screen. Number Line/Fraction Line for the TI-73 Page 23...
Page 24 (See the section entitled, Adjusting the Fraction Line Values.) WINDOW For Min and Max > M1000 and <1000, any fraction is converted to Note decimal. Number Line/Fraction Line for the TI-73 Page 24...
Page 25 Numeric Notation Mode Float Floating decimal point; displays up to ten digits. 0123456789 Fixed decimal point; specifies the number of digits (0 through 9) to display to the right of the decimal. Number Line/Fraction Line for the TI-73 Page 25...
Page 26 The user simplifies a selected fraction entry manually to its lowest form with the B key. $ next to a fraction signifies that it can be simplified. Note: Mansimp does not work for labels. Number Line/Fraction Line for the TI-73 Page 26...
Page 27 = 0, Upper Indicator Start = 1/2 (fraction value); Step Frac = 0, Lower Indicator Start = .25, (decimal value). Step 3. To exit , press ZoomFit ZStandard *, or press - l. Number Line/Fraction Line for the TI-73 Page 27...
Page 28 1. Press 2, then select 1:DrawLabel To exit without making any DRAW changes, press the * key, or press - l. Number Line/Fraction Line for the TI-73 Page 28...
Page 29 Label= mode. The Fraction Line screen displays, showing labels for each number you entered. Note If you specify a number outside the window range, it will not be labeled. Number Line/Fraction Line for the TI-73 Page 29...
Page 30 Converting Fraction Line Labels You can convert entries using TI-73 calculator keys. • Press > to convert between a fraction and decimal. • Press ? to convert between a simple fraction and a mixed number. • Press C to convert between current form and a percent.
Page 31 2:Fraction Line • To go directly to Number Line, select 1:Number Line • To quit the Number Line/Fraction Line application and return to the TI-73 Home screen, select 3:Quit Viewing Online Help To view online Help, press 9 while Fraction Line is running.
Page 32 Uninstalling the Application from Your TI-73 To uninstall the application and delete it from the calculator’s memory: 1. Quit the Number Line/Fraction Line application (- l). 2. Press - Ÿ. 3. Select 4:Delete 4. Select 8:Apps and press b. 5. Select NUMLINE 6.
Page 33: Low Battery Condition
This error indicates the Flash installer is unable to communicate with the TI-73. The problem is usually associated with the TI-GRAPH LINK™ cable and its connection to the TI-73 and/or to the computer. Make sure the cable is firmly pushed in to the calculator and the computer.
Page 34 64K of space. To make room for another application, you must delete one from the TI-73. Before deleting an application, you can back it up to your computer so that you can reload it later as necessary.
Page 35: Checksum Error
Checksum Error Exit the installation and try it again. If this problem persists, contact TI-CARES. Number Line/Fraction Line for the TI-73 Page 35...
Page 36: Verify Flash Application Version
Miscellaneous If you obtain new or upgraded software for your TI-73, you may need to provide your current software version and/or the serial number of your unit. It is also good to know your version number in case you have difficulties with your TI-73 and need to contact technical support.
Page 37: Texas Instruments (Ti) Support And Service Information
Texas Instruments (TI) Support and Service Information For general information ti-cares@ti.com E-mail: 1-800-TI-CARES (1-800-842-2737) Phone: For US, Canada, Mexico, Puerto Rico, and Virgin Islands only education.ti.com Home page: For technical questions 1-972-917-8324 Phone For product (hardware) service Customers in the US, Canada, Mexico, Puerto Rico, and Virgin...
Page 38: End User License Agreement
End-User License Agreement BY INSTALLING THIS SOFTWARE YOU AGREE TO ABIDE BY THE FOLLOWING PROVISIONS. LICENSE: Texas Instruments Incorporated (“TI”) grants you a license to use and copy the software program(s) (“License Materials”) contained on this diskette/CD/web site. You, and any subsequent user, may only use the Licensed Materials on Texas Instruments calculator products.
Page 39 What is Number Line and Fraction Line? ..........4 Number Line .................... 5 Fraction Line ..................19 Uninstalling the Application from Your TI-73 .......... 32 Error Recovery Instructions..............33 Miscellaneous ..................36 Texas Instruments (TI) Support and Service Information....... 37 End-User License Agreement ..............

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Texas Instruments TI-73 Manual Book

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