LCM( 445, 650 ) = 57850
The formula for finding LCM is
$$ \text{LCM} (a, b) = \frac{ a \cdot b }{ \text{GCD}(a,b)} $$In this example we have: a = 445, b = 650 and GCD(445, 650) = 5.
$$ \text{LCM} (445, 650) = \frac{ 445 \cdot 650 }{ \text{GCD}(445,650)} = \frac{ 289250 }{ 5 } = 57850 $$