The prime factors of 80 are 2,2,2,2 and 5
The prime factors of 220 are 2,2,5 and 11
To find the LCM, multiply one number by the unique prime factors of the other
In this case, that is 80x11 or 220x4
=880.
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The LCM is 440.
LCM of 120 300 and 220 is 6600.
Least Common Multiple (LCM) for 165 220 is 660
The LCM is: 12,100
LCM(24, 48, 80) = 240