The LCM (least common multiple) of two numbers is the smallest natural number that is divisible by both numbers without remainder.
The LCM is useful for problems with common cycles and for rewriting fractions with a common denominator.
Look for numbers that are multiples of both
Pick the smallest of those
Link: a⋅b=gcd(a,b)⋅lcm(a,b)
LCM examples explained
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