Teachers Guide
Page 34
.../40 16 27/40 8 17/18 15 19/21 2. Have students practice simplifying fractions and mixed numbers. a. 9/12 b. 9 6/8 c. 4/6 d. 8 4/24 3/4 9 3/4 2/3 8 1/6 ³ 1. Before you begin, be sure that the calculator is in a cookie recipe to select the mixed number mode. to determine the size bowl they need before starting the recipe. 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 ...
.../40 16 27/40 8 17/18 15 19/21 2. Have students practice simplifying fractions and mixed numbers. a. 9/12 b. 9 6/8 c. 4/6 d. 8 4/24 3/4 9 3/4 2/3 8 1/6 ³ 1. Before you begin, be sure that the calculator is in a cookie recipe to select the mixed number mode. to determine the size bowl they need before starting the recipe. 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 ...
Teachers Guide
Page 38
...; calculator to determine if enough material is needed or how much extra they have. Math Concepts • multiplying mixed numbers by whole numbers • subtracting mixed numbers Materials • TI-34 Û • pencil • student activity (page 34) Introduction Set up the activity by discussing the concepts of material. You have ? How much ? Have students practice multiplying...
...; calculator to determine if enough material is needed or how much extra they have. Math Concepts • multiplying mixed numbers by whole numbers • subtracting mixed numbers Materials • TI-34 Û • pencil • student activity (page 34) Introduction Set up the activity by discussing the concepts of material. You have ? How much ? Have students practice multiplying...
Teachers Guide
Page 39
The total yardage needed is in mixed number mode before you begin. 33 2/8 yards 2. Find out how much more you need by the number of material needed . ³ Be sure your calculator is 33 ¼ yards, but you need. ³ 1. Press 2 @ 3 > 8 V 14 You don't have 23 yards. Next, simplify the result. Sewing Costumes-Fractions (Continued) Procedure 1. Using the TI-34 Ö, find the total yardage needed for the 14 costumes by multiplying the amount of costumes needed for the costume by subtracting the yardage you have from the yardage you only have enough. 3.
The total yardage needed is in mixed number mode before you begin. 33 2/8 yards 2. Find out how much more you need by the number of material needed . ³ Be sure your calculator is 33 ¼ yards, but you need. ³ 1. Press 2 @ 3 > 8 V 14 You don't have 23 yards. Next, simplify the result. Sewing Costumes-Fractions (Continued) Procedure 1. Using the TI-34 Ö, find the total yardage needed for the 14 costumes by multiplying the amount of costumes needed for the costume by subtracting the yardage you have from the yardage you only have enough. 3.
Teachers Guide
Page 40
Practice subtracting mixed numbers. Sewing Costumes- Using the TI-34 Ö, practice multiplying mixed numbers by whole numbers. a. 3 3/5 x 7 = b. 9 7/8 x 4 = c. 4 1/7 x 5 = d. 7 4/5 x 3 = 2. Fractions Name Date 1. a. 4 5/8 - 3 4/5 = b. 9 7/8 - 6 3/4 = c. 5 5/6 - 3 1/9 = d. 8 1/3 - 7 4/7 = © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers 34
Practice subtracting mixed numbers. Sewing Costumes- Using the TI-34 Ö, practice multiplying mixed numbers by whole numbers. a. 3 3/5 x 7 = b. 9 7/8 x 4 = c. 4 1/7 x 5 = d. 7 4/5 x 3 = 2. Fractions Name Date 1. a. 4 5/8 - 3 4/5 = b. 9 7/8 - 6 3/4 = c. 5 5/6 - 3 1/9 = d. 8 1/3 - 7 4/7 = © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers 34
Teachers Guide
Page 71
... to choose the factor (instead of 4 settings that are simplified to their lowest 2 terms. (continued) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for the corresponding numbered keys on the illustration below. 1. @ separates a whole number from the fraction in a mixed number. 2. > separates a numerator from the denominator. 3. % ~ displays a menu of letting calculator choose it), press }, enter the factor...
... to choose the factor (instead of 4 settings that are simplified to their lowest 2 terms. (continued) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for the corresponding numbered keys on the illustration below. 1. @ separates a whole number from the fraction in a mixed number. 2. > separates a numerator from the denominator. 3. % ~ displays a menu of letting calculator choose it), press }, enter the factor...
Teachers Guide
Page 72
...; For a mixed number, the whole number can be up to 3 digits, the numerator can be up to 3 digits, and the denominator can be up to the value 1,000. • For a simple fraction, the numerator can be up to 6 digits and the denominator can be up to the value 1,000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û...
...; For a mixed number, the whole number can be up to 3 digits, the numerator can be up to 3 digits, and the denominator can be up to the value 1,000. • For a simple fraction, the numerator can be up to 6 digits and the denominator can be up to the value 1,000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û...
Teachers Guide
Page 75
... many times Sam will use his birthday cake. " % < A n s ¾A b / c ½ ¾ d / e º 3†1 / 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 3½ cups of flour. Mixed Number to Fraction, Fraction to Mixed Number Sam wants to make his measuring cup, change the mixed number to a fraction. %" Press Display 3 @ 1 >2 3†1/2 %" 3 † 1 / 2 ¾ A b/c½ ¾ d/e < 3† 1/ 2¾Ab/c½ ¾...
... many times Sam will use his birthday cake. " % < A n s ¾A b / c ½ ¾ d / e º 3†1 / 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 3½ cups of flour. Mixed Number to Fraction, Fraction to Mixed Number Sam wants to make his measuring cup, change the mixed number to a fraction. %" Press Display 3 @ 1 >2 3†1/2 %" 3 † 1 / 2 ¾ A b/c½ ¾ d/e < 3† 1/ 2¾Ab/c½ ¾...
Teachers Guide
Page 129
...A Key % O % i % { Q v J %I C < % w R %? % , Function Converts a simple fraction to a mixed number or a mixed number to a fraction, if possible. Clears all characters to the left of decimal places. x and y for Teachers A-2 Converts a decimal to a...is clear, it deletes 1 character to the right. F 0 1 2 3 4 5 6 7 8 9 F Sets floating decimal (standard) notation 0-9 Sets number of decimal places © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 2-VAR stats). Lets you change the Angle mode to simplify the last fraction result. Displays Fac on the entry...
...A Key % O % i % { Q v J %I C < % w R %? % , Function Converts a simple fraction to a mixed number or a mixed number to a fraction, if possible. Clears all characters to the left of decimal places. x and y for Teachers A-2 Converts a decimal to a...is clear, it deletes 1 character to the right. F 0 1 2 3 4 5 6 7 8 9 F Sets floating decimal (standard) notation 0-9 Sets number of decimal places © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for 2-VAR stats). Lets you change the Angle mode to simplify the last fraction result. Displays Fac on the entry...
Teachers Guide
Page 130
...#3 3È# Returns the minimum (min) or maximum (max) of #. Calculates the cube of two values, #1 by #2. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-3 remainder(#1,#2) Returns the remainder resulting from the division of #. Manual (default) displays unsimplified fractions. Finds the...Key %~ % f %Y %A %d Function Displays a menu of four display mode settings that are displayed: A−b/c displays mixed number results. Auto displays fraction results that determine how fraction results are simplified in lowest terms. Lets you insert a character at...
...#3 3È# Returns the minimum (min) or maximum (max) of #. Calculates the cube of two values, #1 by #2. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-3 remainder(#1,#2) Returns the remainder resulting from the division of #. Manual (default) displays unsimplified fractions. Finds the...Key %~ % f %Y %A %d Function Displays a menu of four display mode settings that are displayed: A−b/c displays mixed number results. Auto displays fraction results that determine how fraction results are simplified in lowest terms. Lets you insert a character at...
Teachers Guide
Page 133
Separates a whole number from the fraction in a mixed number. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-6 cos-1 Calculates the inverse cosine. sin-1 Calculates the inverse sine. Quick Reference to Keys (Continued) A Key %B @ Function Displays a menu of all trig functions: sin Calculates the sine. tan-1 Calculates the inverse tangent. tan Calculates the tangent. cos Calculates the cosine.
Separates a whole number from the fraction in a mixed number. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers A-6 cos-1 Calculates the inverse cosine. sin-1 Calculates the inverse sine. Quick Reference to Keys (Continued) A Key %B @ Function Displays a menu of all trig functions: sin Calculates the sine. tan-1 Calculates the inverse tangent. tan Calculates the tangent. cos Calculates the cosine.
General Information
Page 1
...mixed number results. ¦ d/e (default) displays fraction results. ¦ Manual (default) displays unsimplified fractions. ¦ Auto displays fraction results simplified to enter 2 values, real numbers or expressions that equal return a real number. % ` separates two values. TI.34 × Explorer Plusé Scientific Calculator Copyright © 1999 Texas Instruments... to the right when you to lowest terms. @ separates a whole number from the division of letting the calculator choose it off the TI-34 Ö automatically if no key is underlined. Deletes all data points without...
...mixed number results. ¦ d/e (default) displays fraction results. ¦ Manual (default) displays unsimplified fractions. ¦ Auto displays fraction results simplified to enter 2 values, real numbers or expressions that equal return a real number. % ` separates two values. TI.34 × Explorer Plusé Scientific Calculator Copyright © 1999 Texas Instruments... to the right when you to lowest terms. @ separates a whole number from the division of letting the calculator choose it off the TI-34 Ö automatically if no key is underlined. Deletes all data points without...