The least common multiple of 7, 14, 21 and 36 is: 252
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LCM= least common multiple. so the LCM of two numbers 21 and 14 is 42. because 42 is the least multiple that both numbers have in common! =) your welcome!, anytime!
The least common multiple of 14 and 21 is 42.14, 28, 42, 56 ...21, 42, 63, 84, ...
Least Common Multiple (LCM) for 4 14 21 is 84.
The Least Common Multiple (LCM) for 21 70 is 210.
The Least Common Multiple (LCM) of (15, 21 and 27) is 945.