Topic D: Number theory thinking logically about multiplicative arithmetic (K-A)

• Divisibility tests for 2, 3, 4, 5, 6, 9, 10 (K-A)
• Recognizing divisibility (K-A)
• The why of the 3 divisibility rule (K-A)
• The why of the 9 divisibility rule (K-A)
• Intro to even and odd numbers (K-A)
• Greatest common factor review (K-A)
• Least common multiple (K-A)