Question

• the largest number
252 and 342 hcf
​

Answer 1

Answer:

18

252 and 342 HCF is 18 it's common factor is 2×3×3=18

Answer 2

Find the prime factorization of 252

252 = 2 × 2 × 3 × 3 × 7

Find the prime factorization of 342

342 = 2 × 3 × 3 × 19

To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 3 × 3

GCF = 18