LCM( 6, 8 ) = 24
The formula for finding LCM is
$$ \text{LCM} (a, b) = \frac{ a \cdot b }{ \text{GCD}(a,b)} $$In this example we have: a = 6, b = 8 and GCD(6, 8) = 2.
$$ \text{LCM} (6, 8) = \frac{ 6 \cdot 8 }{ \text{GCD}(6,8)} = \frac{ 48 }{ 2 } = 24 $$