Solutions by everydaycalculation.com
The LCM of 1 and 9 is 9.
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 9 is 9.
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Find least common multiple (LCM) of: 2 & 18 3 & 27 5 & 45 7 & 63 2 & 9 1 & 18 3 & 9 1 & 27 5 & 9 1 & 45 7 & 9 1 & 63
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