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What is the least common multiple of $4$ and $12$ ? $\newline$ _____

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Least common multiple

Full solution

Q. What is the least common multiple of

4

and

12

?

\newline

_____

List Multiples of $4$ : List the multiples of $4$ . $\newline$ Start with $4$ and keep adding $4$ to get the next multiple. $\newline$ Multiples of $4$ : $4, 8, 12, 16, 20, 24, \ldots$
List Multiples of $12$ : List the multiples of $12$ . $\newline$ Start with $12$ and keep adding $12$ to get the next multiple. $\newline$ Multiples of $12$ : $12, 24, 36, 48, 60, \ldots$
Find Common Multiples: Find the common multiples from both lists. $\newline$ Common multiples of $4$ and $12$ : $12$ , $24$ , ...
Identify Smallest Common Multiple: Identify the smallest common multiple. $\newline$ The least common multiple (LCM) of $4$ and $12$ is $12$ .

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