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What is the LCM of 25 and 245?

The lcm of 25 and 245 is 1225.

Steps to find LCM

  1. Find the prime factorization of 25
    25 = 5 × 5
  2. Find the prime factorization of 245
    245 = 5 × 7 × 7
  3. Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

    LCM = 5 × 5 × 7 × 7
  4. LCM = 1225

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