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The LCM of 1 and 990 is 990.
Since 1 cannot be a multiple of any number other than itself, and all other numbers are multiples of 1:-
The LCM of 1 and 990 is 990.
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Find least common multiple (LCM) of: 2 & 1980 3 & 2970 5 & 4950 7 & 6930 2 & 990 1 & 1980 3 & 990 1 & 2970 5 & 990 1 & 4950 7 & 990 1 & 6930
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