Question

What is the Lcm of 4 10 and 7?

Answer 1

LCM(4,7,10) Least Common Multiple is :      140 
Calculate Least Common Multiple for :

    4, 7 and 10

Factorize of the above numbers :    4 = 22 
    7 = 7 
    10 = 2 • 5 
Build a prime factors table    Number of times each prime factor
    appears in the factorization of : Prime 
 Factor  Number 
 4  Number 
 7  Number 
 10   L.C.M  
 (max) 220125001170101 LCM = 22 • 5 • 7 Least Common Multiple is :      140 

Answer 2

LCM of 4, 10, and 7 = 140