Question

17. Find the L.C.M of 56.84.196 and 252.​

Answer 1

Answer:

Find the prime factorization of 56

56 = 2 × 2 × 2 × 7

Find the prime factorization of 84

84 = 2 × 2 × 3 × 7

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

LCM = 2 × 2 × 2 × 3 × 7

LCM = 168.

Prime Factors for 196: 2, 2, 7, and 7

Prime Factors for 254: 2 and 127

Thank you