LCM means least common multiple(link). It is the smallest number which is in the table of the given numbers.

 

Find LCM of 4 & 6

Find LCM of 4 & 6.jpg

LCM of 4 & 6 = 2 × 2 × 3

         = 12

 

Find LCM of 12 & 16

 

Find LCM of 12 & 16.jpg

 

LCM of 12 & 16 = 2 × 2 × 2 × 2 × 3

             = 4 × 4 × 3

             = 48

 

Find LCM of 20, 28, 36

Find LCM of 20, 28, 36.jpg

 

LCM of 20, 28, 36 = 2 × 2 × 3 × 3 × 5 × 7

       = 4 × 9 × 35

     = 1260

 

Find LCM of 13 & 23

Find LCM of 13 & 23.jpg

 

LCM of 13 & 23 = 13 × 23

             = 299

  1. Chapter 3 Class 6 Playing with Numbers
  2. Concept wise

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.