LCM & HCF-1

 What are the factors of 8

• 1,2,4,6   

• 1,2,6,10

• 1,2,4,8

• 1,2,6,8

Tags

CCSS.4.OA.B.4

What are the multiples of 6

• 6,12,16

• 6,24,48

• 6,20,42

• 6,18,44

If a number is divisible by some number, by getting 0 as remainder, then what is its nature

• HCF

• BOTH LCM & HCF

• LCM

• Prime number

Tags

CCSS.4.OA.B.4

Find the LCM of the 4,8,10

• 24

• 32

• 42

• 40

Find the HCF of the 3,6,12

• 2

• 3

• 4

• 5

LCM applicable areas

• Repetitive

• Next instant

• Cyclic actions

• All three

HCF applicable areas

• Grouping

• Equal Share

• Splitting

• All three

Where can we use the LCM concept in problems and find out the solution

• Clock Ringing

• Wall paper pasting

• Tiles on floor

• All three

Where can we use the HCF concept in problems and find out the solution

• Maximum size finding

• Athelete in ground

• Traffic Signals

• All three

How to Find HCF and LCM of a Fraction -………

• HCF of a fraction:  HCF of Numerators /LCM of Denominators.                           

  LCM of a fraction:  LCM of Numerators /HCF of Denominators.

• HCF of a fraction: LCM of Numerators /HCF of Denominators.                           

  LCM of a fraction:  HCF of Numerators /LCM of Denominators.

• HCF of a fraction:  HCF of Numerators /HCF of Denominators.                           

  LCM of a fraction:  LCM of Numerators /LCM of Denominators.

• LCM of a fraction:  HCF of Numerators /LCM of Numerarors.                          

  HCF of a fraction:  LCM of Denominators/HCF of Denominators.