Question

Find the HCF of 360, 405, and 495.​

Answer 1

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Answer:

the HCF of 360,405,495 by prime factorisation method

360=2*2*2*3*3*5

405=3*3*3*3*5

495=3*3*11*5. (* indicates multiplication)

so,

the highest common factor of 360,405,495 is

2*2*2*3*3*5

3*3*3*3*5

3*3*11*5

by making groups we have the HCF

3*3*5=45

so 45 is the HCF of the given numbers

hope it helps