Education Technology

What's Your Address?

Published on 06/09/2008

Activity Overview

In this activity, students use the number 4 and the order of operations to find combinations that will result in numbers 1 to 10.

Before the Activity

  • See the attached PDF file for detailed instructions for this activity
  • Print pages 1 - 3 from the attached PDF file for your class
  • During the Activity

    Distribute the pages to the class.

    Follow the Activity procedures:

  • Use the number 4 and addition, subtraction, multiplication, and division operations to find expressions whose results are all numbers from 1 to 10
  • Record the order of operations required to arrive at an answer
  • Reward expressions that use only four 4's
  • Repeat the activity for another number
  • Repeat the activity using three operations
  • 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