Question

Highest common factor of 198,360 by prime factorisation method

Answer 1

Answer:

Step-by-step explanation:

Find the prime factorization of 198

198 = 2 × 3 × 3 × 11

Find the prime factorization of 360

360 = 2 × 2 × 2 × 3 × 3 × 5

To find the HCF , multiply all the prime factors common to both numbers:

Therefore, HCF = 2 × 3 × 3

HCF = 18

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Answer 2

196 ,360 answer is 18

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