Answer :

LCM AND HCF

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LCM: 168

  • Multiples of 84: 84, 168
  • Multiples of 56: 56, 112, 168

HCF: 28

  • Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56
  • Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84