# Activities

• • • ##### Subject Area

• Math: Middle Grades Math: Number Sense
• Math: Middle Grades Math: Basic Facts
• Math: PreAlgebra: Number Sense and Operations

• ##### Author 6-8

60 Minutes

• ##### Device
• TI-73 Explorer™

TI Connect™

• ##### Accessories

TI Connectivity Cable

Rational match

#### Activity Overview

Students use the Rational Number Rampage application to play a game to find numbers that are equivalent fractions, decimals, and percents.

#### Before the Activity

• Install the Rational Number Rampage App application on the calculator using the TI Connect™ , TI Connectivity Cable, and Unit-to-Unit Link Cable

• Set up the calculator as explained in the appendix file
• See the attached PDF file for detailed instructions for this activity
• Print the pages from the attached PDF file for the class
• #### During the Activity

Distribute the pages to the class.

• Select the Rational Number Rampage application and the appropriate level of difficulty
• Select a card, note the number on it
• Select another card and note the number on it
• Determine if the two numbers are equivalent (decimals, fractions, percents, or mixed fractions)
• Cards with number that are equivalent are removed from the game
• Continue the game until all the cards are gone
• Player scores points if there is an error in matching the numbers and the object of the game is to get the lowest score possible
• #### After the Activity

Review student results:

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