• Lightbulb Students must be able to determine if a number is even or odd based on divisibility rules.


  • Demarcus is convinced that 29 is an odd number, but he can’t explain to his mom, who is a teacher, why it is odd. Using the divisibility rules, help Demarcus come up with an explanation that will satisfy his mom.

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  • Supporting Standard 

    3.4 Number and operations. The student applies mathematical process standards to develop and use strategies and methods for whole number computations in order to solve problems with efficiency and accuracy. The student is expected to:

    (I) determine if a number is even or odd using divisibility rules


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