VI. Class 6

A. Introduction of Graphing Calculator program

B. Class works through an algebra investigation together that uses the graphing program technology and graphing calculators

     Dividing by Zero

C. Divisibility Rules, Greatest Common Factor (GCF), and Least Common Multiple (LCM):

Participants should discuss topics involving:

• Divisibility rules for 2, 3, 4, 5, 8, 9, 10 and developing divisibility rules for 6, 7, 11, 13, 16, 25, 32

• The Fundamental Theorem of Arithmetic as it applies to GCF and LCM

• Various methods for finding GCF and LCM

• The relationship between GCF and LCM

Participants explore some of the following Investigations focused on divisibility rules, greatest common factor, and least common multiple

• Divisibility Rules

• 36 Divisibility

• Multiples of 72

• Six Divisors

• Multiples of Nine

• Divisibility by Eight

• How Many Thousands

• Dividing Primes

• Missing Hundreds

• Greatest Common Factor (GCF), Least Common Multiple (LCM)

• Planning Cruises

• Keeping Pace

• Diving by a Set

• Turning Red

• Remainder Shells

D. Participants add write-ups to their online portfolios

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Additional Resources for Week 6

• Dictionary Entries related to order relationships, roots, and induction.  

• Divisible

• Division Property of Equality

• Factor

• Factors

• Factor Tree

• Greatest Common Factor

• Least Common Multiple

• Multiple

Return to the Number Concept Syllabus