LCM( 24, 50 ) = 600
The formula for finding LCM is
$$ \text{LCM} (a, b) = \frac{ a \cdot b }{ \text{GCD}(a,b)} $$In this example we have: a = 24, b = 50 and GCD(24, 50) = 2.
$$ \text{LCM} (24, 50) = \frac{ 24 \cdot 50 }{ \text{GCD}(24,50)} = \frac{ 1200 }{ 2 } = 600 $$