Question

Find the HCF of the following number 72 ,108,180 using the prime factorisation methods

Answer 1

Answer:

Step-by-step explanation:

Factorisation of given numbers.

=> 72 = 2*2*2*3*3

=> 108 = 2*2*3*3*3

=> 180 = 2*2*3*3*5

Taking out common factors.

HCF = 2*2*3*3 = 36

Answer 2

36

36 divides all the numbers

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