Activity Detail
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Factors Galore B: Get the Low Down
 


Activity Overview

In this activity, students practice simplifying fractions in a game format by dividing the numerator and denominator by the greatest common factor.

Before the Activity

  • Set up the calculator as explained in the activity
  • See the attached PDF file for detailed instructions for this activity
  • Print pages 11 - 14 from the attached PDF file for your class

    		•

    		During the Activity

    		Distribute the pages to the class.

    Follow the Activity procedures:
  • Enter a fraction and recognize whether it is in its simplest form
  • Predict the greatest common factor of the numerator and denominator of a fraction and record it
  • Use the calculator to check the prediction
  • Earn points for a correct prediction
  • If the prediction is incorrect, guess again and verify using the calculator
  • Repeat the activity for different fractions

    		After the Activity

    		Students complete the Student Activity sheet.

    Review student results:
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary

    		Other Downloads




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    Subject Area:
    Math : PreAlgebra : Number Sense and Operations
    Math : Middle Grades Math : Number Sense

    Author:
    Texas Instruments

    Level:
    5-8

    Activity Time:
    60 Minutes

    Device:
    TI-73 Explorer™

    Apps:
     

    Software:
     

    Accessories:
     

    Other:
    This is Activity 3 from the EXPLORATIONS Book:
    Discovering Mathematics with the TI-73: Activities for Grades 5 and 6



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