Short tricks of LCM

In  previous post we discuss about what is LCM

, who invented LCM in details

Short tricks of LCM 

Now a days there are  many short tricks  available in the internet so  we  discuss the major tricks to solve the LCM  Problem

Trick 1:-

If  all the   is divicible  to the  greatest number

The the LCM is  the greatest number. 

Eg:-

3,6,12,24

Ans :-24

Trick 2:-

If  there  are  4 number  are given  , the greatest number is divicible   two number  then you check  the undivicible number is prime number Or not if  prime  number the simply multiple the 

Greatest and prime number   this multiplication is LCM eg :- the greatest number is 10 and prime number is 7  then 10 x 7=70  is LCM

 Example:-

Q ➤ Find LCM OF 6 , 12,24,3Ans ➤ 24

Q ➤ Find LCM of 5,10,30,20Ans ➤ 60

Q ➤ Find the LCM of 2,4,8,16Ans ➤ 16

Q ➤ Find the LCM of 2,4,7,8Ans ➤ 56