Question

Find LCM and HCF of i)225 and 135​

Answer 1

45 is the HCF of 225 and 135

and 675 is the LCM of 225 and 135

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Answer 2

Answer:

Step-by-step explanation:

lcm

Find the prime factorization of 135

135 = 3 × 3 × 3 × 5

Find the prime factorization of 225

225 = 3 × 3 × 5 × 5

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 3 × 3 × 3 × 5 × 5

LCM = 675.  Therefore, the HCF of 135 and 225 is 45