Question

the lcm of 12 and 24 is _​

Answer 1

By prime factorisation,

$\large{ \boxed{ \red{LCM = 12}}}$

Answer is in attachment

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Answer 2

$\huge \bf \mathbb \ {Answer}$

$\bf \: LCM \: of \: 12 \: and \: \: 12$

$\begin{gathered}\begin{array}{r | l}2 & 12\: , \: 24\\2&6 \: , \: 12 \\ 3& \: 3 \: , \: 6 \\ 2& \: 1\: , \: 2 \\ & \: 1 \: , \: 1\\ \end{array}\end{gathered}$

$\bf\qquad\leadsto{2×2×3×2}$

$\bf \qquad\leadsto{4×6}$

$\bf \qquad\leadsto{24}$$\underline{Ans}$