Lcm hcf game
🎮 Multiples & Factors • LCM & HCF — Play & Learn
Made for classrooms and mobile. Single‑file, Blogspot‑friendly.
What are factors?
Numbers that divide a number exactly. Example: Factors of 12 → 1, 2, 3, 4, 6, 12.
What are multiples?
Numbers in a number’s table. Multiples of 6 → 6, 12, 18, 24, …
HCF / GCD
Highest Common Factor is the biggest number that divides both numbers. HCF(12, 18) = 6.
LCM
Least Common Multiple is the smallest multiple common to both. LCM(4, 6) = 12.
Tip: LCM(a,b) = a × b ÷ HCF(a,b)
👩🏫 Teacher tip: Use the Tools tab to show steps of Euclid’s algorithm for HCF and quick LCM via the formula.
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