What is the LCM of 28 and 245?
The LCM of 28 and 245 is 980.
Steps to find LCM
- Find the prime factorization of 28
28 = 2 × 2 × 7 - Find the prime factorization of 245
245 = 5 × 7 × 7 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 5 × 7 × 7 - LCM = 980
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