Day 02 Practice maths for Sainik - RMS- Lawrence- Mayo- JNV- KV - Ajmal Class VI Compiled by www.sainikrimc.com

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Day 02 Practice maths for Sainik - RMS- Lawrence- Mayo- JNV- KV - Ajmal Class VI Compiled by www.sainikrimc.com


LCM


Find the multiples of the whole number 4.


The multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32,...


he Least Common Multiple of a set of whole numbers is the smallest multiple common to all whole numbers in the set.
To find the Least Common Multiple of two or more whole numbers, follow this procedure:
  1. Make a list of multiples for each whole number.
  2. Continue your list until at least two multiples are common to all lists.
  3. Identify the common multiples.
  4. The Least Common Multiple (LCM) is the smallest of these common multiples.
Example 4:  Find the LCM of 12 and 15.
Common multiples of 12 and 15 are 60 and 120
The least common multiple of 12 and 15 is 60.
Solution:  LCM = 60  [IMAGE]
Example 5:  Find the LCM of 18 and 24.
Common multiples of 18 and 24 are 72 and 144
The least common multiple of 18 and 24 is 72.
Solution:  LCM = 72  [IMAGE]

Summary:  The multiples of a whole number are found by taking the product of any counting number and that whole number. The Least Common Multiple (LCM) of a set of whole numbers is the smallest multiple common to all whole numbers in the set.







Find the LCM of 9 and 10.


Find the LCM of 14 and 42.



Find the LCM of 18 and 30.




Find the LCM of 8, 9 and 12.



Mrs. Hernandez waters one of her plants every 10 days and another plant every 14 days. If she waters
both plants today, when is the next time both plants will be watered on the same day?





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