VII >> Number theory

  • 9.1 Prime or composite

  • 9.2 Prime factorisation

  • 9.3 Multiplicative inverses

  • 9.4 Divisibility rules

  • 9.5 Greatest common factor

  • 9.6 Least common multiple

  • 9.7 GCF and LCM: word problems

  • 9.8 Scientific notation

  • 9.10 Classify numbers