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Balloon Math Pop

A fun game to test your LCM & HCF skills!

Least Common Multiple (LCM)

The smallest number that is a multiple of two or more numbers.

Example: LCM of 4 and 6

  • Multiples of 4: 4, 8, 12, 16, 20...
  • Multiples of 6: 6, 12, 18, 24, 30...
  • The LCM is 12

Highest Common Factor (HCF)

The largest number that divides two or more numbers without a remainder.

Example: HCF of 12 and 18

  • Factors of 12: 1, 2, 3, 6, 12
  • Factors of 18: 1, 2, 3, 6, 9, 18
  • The HCF is 6