Activities

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- Before the Activity Files
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Alignment
- Standards Alignment
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Subject Area
- Math: Elementary Math: Number Sense and Estimation
- Math: Middle Grades Math: Number Sense
- Math: PreAlgebra: Number Sense and Operations
Author

Texas Instruments
Level

6-8
Activity Time

30 Minutes
Device
- TI-10
- TI-15 Explorer™
- TI-30X IIB
- TI-30X IIS
- TI-30Xa
- TI-34 II Explorer Plus™
Other Materials

Click here for more information about Investigating Mathematics with Calculators in the Middle Grades: Activities with the Math Explorer and Explorer Plus Calculators.
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Divisibility Rules Using Scientific Calculators

Activity Overview

Concepts and skills covered in this activity include number theory, divisibility rules, multiples, factors, and problem-solving skills.

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:

Use the calculator to review and strengthen their knowledge of divisibility rules.

After the Activity

Review student results

As a class, discuss questions that appeared to be more challenging

Re-teach concepts as necessary

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Before the Activity Files

Alignment

Subject Area

Author

Level

Activity Time

Device

Other Materials