Question

find the hcf of 252,1540
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Answer 1

Step-by-step explanation:

Find the prime factorization of 252

252 = 2 × 2 × 3 × 3 × 7

Find the prime factorization of 1540

1540 = 2 × 2 × 5 × 7 × 11

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

Therefore, GCF = 2 × 2 × 7

GCF = 28

Answer 2

Answer:

252 )1540(6

1512

28)252(9

252

x