Activity Detail
If you are using a TI-73, TI-83, TI-84 or TI-89, there may be particular math or science applications you will need to download to use certain activities. If you are using TI-Nspire technology, please update your TI-Nspire handheld operating system or computer software to view the latest activities. The latest TI-Nspire operating system was released in June 2009.
Browse by Subject Submit Activity Saved Activities Advanced Search
  


add to saved activities



print this activity
 
Count Them Up! Using the TI-73 Explorer
 


Activity Overview

Students will investigate the areas of rectangles and squares by splitting them up into unit squares and/or half-unit squares and combining them.

Before the Activity

  • See the attached PDF file for detailed instructions for this activity.
  • Print pages from the attached PDF file for your class


    		• During the Activity

    		Students will:
  • Count individual unit squares to find area
  • Combine equal rows of unit squares to find area
  • Combine equal columns of unit squares to find area
  • Combine squares and parts of squares to find area

    		After the Activity

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

    		Other Downloads




    view standards alignment
    view textbook alignment

    Subject Area:
    Math : Geometry : Surface Area and Volume

    Author:
    Texas Instruments

    Level:
    5-8

    Activity Time:
    30 Minutes

    Device:
    TI-73 Explorer™

    Apps:
     

    Software:
     

    Accessories:
     

    Other:

    This is Activity 1 from the EXPLORATIONS Book: Shaping Middle Grades Mathematics: Activities for Geoboard and the TI-73.

    Report an issue with this activity