Teachers Guide
Page 34
... determine the size bowl they need before starting the recipe. Press My Favorite Recipe-Fractions Overview Students add the volume of ingredients in mixed-number mode. Math Concepts • adding fractions • simplifying fractions Materials • TI-34 Û • pencil • student activity (page 30) Introduction Set up the activity by showing the students how...
... determine the size bowl they need before starting the recipe. Press My Favorite Recipe-Fractions Overview Students add the volume of ingredients in mixed-number mode. Math Concepts • adding fractions • simplifying fractions Materials • TI-34 Û • pencil • student activity (page 30) Introduction Set up the activity by showing the students how...
Teachers Guide
Page 38
... how much more ? You have 23 yards to make with the material you have enough? ³ Be sure that the calculator is in mixed-number mode by pressing % ~ and pressing " or ! Would you make 14 costumes. How much ? A−bÌc d/e ³ To enter the first problem, press 3...practice multiplying mixed numbers by whole numbers, and subtracting mixed numbers. 1. Do you have . Sewing Costumes-Fractions Overview Students will use the fraction capability of the TI-34 Û calculator to determine if enough material is needed or how much extra they have enough? What ...
... how much more ? You have 23 yards to make with the material you have enough? ³ Be sure that the calculator is in mixed-number mode by pressing % ~ and pressing " or ! Would you make 14 costumes. How much ? A−bÌc d/e ³ To enter the first problem, press 3...practice multiplying mixed numbers by whole numbers, and subtracting mixed numbers. 1. Do you have . Sewing Costumes-Fractions Overview Students will use the fraction capability of the TI-34 Û calculator to determine if enough material is needed or how much extra they have enough? What ...
Teachers Guide
Page 39
Using the TI-34 Ö, find the total yardage needed for the 14 costumes by multiplying the amount of costumes needed is in mixed number mode before you need. ³ 1. Press 2 @ 3 > 8 V 14 Sewing Costumes-Fractions (Continued) Procedure 1. Find out how much more you need by the number of material needed for the costume by subtracting the yardage you have from the yardage you begin. 33 2/8 yards 2. The total yardage needed . ³ Be sure your calculator is 33 ¼ yards, but you only have enough. 3. You don't have 23 yards. Next, simplify the result.
Using the TI-34 Ö, find the total yardage needed for the 14 costumes by multiplying the amount of costumes needed is in mixed number mode before you need. ³ 1. Press 2 @ 3 > 8 V 14 Sewing Costumes-Fractions (Continued) Procedure 1. Find out how much more you need by the number of material needed for the costume by subtracting the yardage you have from the yardage you begin. 33 2/8 yards 2. The total yardage needed . ³ Be sure your calculator is 33 ¼ yards, but you only have enough. 3. You don't have 23 yards. Next, simplify the result.
Teachers Guide
Page 71
... prime factor. displays mixed number results. Manual-displays unsimplified fractions. Fractions 8 Fraction Entry Keys These numbered paragraphs provide explanations for Teachers 65 AËbàc- Auto-displays results that let you specify how fraction results are automatically reduced to their lowest 2 terms. (continued) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for the corresponding numbered keys on the...
... prime factor. displays mixed number results. Manual-displays unsimplified fractions. Fractions 8 Fraction Entry Keys These numbered paragraphs provide explanations for Teachers 65 AËbàc- Auto-displays results that let you specify how fraction results are automatically reduced to their lowest 2 terms. (continued) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for the corresponding numbered keys on the...
Teachers Guide
Page 77
The display depends on the mode, and you may need to simplify more than once to reduce the fraction to its lowest terms. Press 2 825 R < } < Display 2.25¾F º 225 / 100 N/D¹n/d Ans¾Simp º 45 / 20 < Ans¾Simp º 9 / 4 " % < Ans¾Ab/c½¾d/e º 2†1 / 4 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers 71 Decimal to Fraction R Change 2.25 to its fractional equivalent.
The display depends on the mode, and you may need to simplify more than once to reduce the fraction to its lowest terms. Press 2 825 R < } < Display 2.25¾F º 225 / 100 N/D¹n/d Ans¾Simp º 45 / 20 < Ans¾Simp º 9 / 4 " % < Ans¾Ab/c½¾d/e º 2†1 / 4 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers 71 Decimal to Fraction R Change 2.25 to its fractional equivalent.
Teachers Guide
Page 128
... parenthetical expression. Raises a value to percent. Converts a real number or a fraction to a specified power. Enters a comma. Enters the digits 0 through 9. Changes a real number to the decimal notation mode setting. Squares the value. Separates the numerator from decimal degrees to Keys A ... of the value. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-1 Indicates the value is negative. Displays the following menu that you convert an angle from the denominator in a fraction. Turns on the 2nd indicator and...
... parenthetical expression. Raises a value to percent. Converts a real number or a fraction to a specified power. Enters a comma. Enters the digits 0 through 9. Changes a real number to the decimal notation mode setting. Squares the value. Separates the numerator from decimal degrees to Keys A ... of the value. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-1 Indicates the value is negative. Displays the following menu that you convert an angle from the denominator in a fraction. Turns on the 2nd indicator and...
Teachers Guide
Page 129
... the entry line and the divisor used to degrees (DEG) or radians (RAD). Lets you change the Angle mode to simplify the last fraction result. Then every time you set the number of decimal places © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 2-VAR stats). Quick Reference to Keys (Continued) A Key % O % i % { Q v J %I C < % w R %? % , Function Converts a simple...
... the entry line and the divisor used to degrees (DEG) or radians (RAD). Lets you change the Angle mode to simplify the last fraction result. Then every time you set the number of decimal places © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 2-VAR stats). Quick Reference to Keys (Continued) A Key % O % i % { Q v J %I C < % w R %? % , Function Converts a simple...
Teachers Guide
Page 130
... #. d/e (default) displays fraction results. Auto displays fraction results that determine how fraction results are simplified in lowest terms. Lets you insert a character at the cursor. Calculates the cube of four display mode settings that are displayed: A−b/c displays mixed number results. Calculates the cube root of two values, #1 by #2. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide...
... #. d/e (default) displays fraction results. Auto displays fraction results that determine how fraction results are simplified in lowest terms. Lets you insert a character at the cursor. Calculates the cube of four display mode settings that are displayed: A−b/c displays mixed number results. Calculates the cube root of two values, #1 by #2. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide...
Teachers Guide
Page 132
...mode. Lets you set of stat variables with 2 measured variables-x, the independent variable, and y, the dependent variable. Displays the following menu of data with 1 measured variable-x. 2-VAR Analyzes paired data from which to Keys (Continued) A Key } % t u L Function Simplifies a fraction.... A B C D E rand Lets you can select 1-VAR, 2-VAR, or CLRDATA. 1-VAR Analyzes data from 1 set a seed value for random integers. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-5 Displays the following...
...mode. Lets you set of stat variables with 2 measured variables-x, the independent variable, and y, the dependent variable. Displays the following menu of data with 1 measured variable-x. 2-VAR Analyzes paired data from which to Keys (Continued) A Key } % t u L Function Simplifies a fraction.... A B C D E rand Lets you can select 1-VAR, 2-VAR, or CLRDATA. 1-VAR Analyzes data from 1 set a seed value for random integers. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-5 Displays the following...
General Information
Page 1
...time you want to last entry in STAT mode. Some functions require you hold down J; Returns the remainder resulting from the fraction in scientific notation. TI.34 × Explorer Plusé Scientific Calculator Copyright © 1999 Texas Instruments General Information Examples: See the last page of...operations and closes all RÍP menu items. 3rd Fractions. 4th Functions that need a ) and precede the argument, such as the sin, log, and all open parentheses. Angle mode set to the right. Clears all default settings. & turns on the TI-34 Ö. % ' turns it ), press }, enter...
...time you want to last entry in STAT mode. Some functions require you hold down J; Returns the remainder resulting from the fraction in scientific notation. TI.34 × Explorer Plusé Scientific Calculator Copyright © 1999 Texas Instruments General Information Examples: See the last page of...operations and closes all RÍP menu items. 3rd Fractions. 4th Functions that need a ) and precede the argument, such as the sin, log, and all open parentheses. Angle mode set to the right. Clears all default settings. & turns on the TI-34 Ö. % ' turns it ), press }, enter...