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Number Systems and Operations · Autumn Term

Prime and Composite Numbers

Students will identify prime and composite numbers, understand prime factorization, and find the greatest common factor (GCF) and least common multiple (LCM).

Key Questions

  1. Differentiate between prime and composite numbers.
  2. Explain the utility of prime factorization in finding GCF and LCM.
  3. Construct a method for determining if a large number is prime.

NCCA Curriculum Specifications

NCCA: Junior Cycle - Strand 3: Number - N.1.9
Class/Year: Junior Infants
Subject: Foundations of Mathematical Thinking
Unit: Number Systems and Operations
Period: Autumn Term

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