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Find the LCM of 13 and 39

2 Answers

1 vote
The answer is 78. Keep adding 13 to 13 and 39 to 39 till you get two of the same numbers in both.
User RyJ
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3 votes

13 is a factor of 39.
So 39 is a multiple of both numbers.
That means it's their least common multiple.

User Adrien Brunelat
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