Question

Find hcf and lcm using prime factor of
40 and 56

Answer 1

Answer:

Find the prime factorization of 40

40 = 2 × 2 × 2 × 5

Find the prime factorization of 56

56 = 2 × 2 × 2 × 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 × 5 × 7

LCM = 280

Answer 2

H.C.F of 40 and 56 - 8 ans

L.C.M of 40 and 56- 280 ans.