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Venn Diagram to calculate GCF & LCM of two numbers

Prime factors of 24 are in Set A. Prime factors of 39 are in Set B.
The GCF of 24 & 39 is in both Set A & B which is 3
LCM of 24 & 39 is 2*2*2*3*13 = 312 or 2^3 * 3^1 * 13^1 = 312
LCM = GCF * Remaining Prime Factors

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