Question

What is the Hcf of 1470 and 480

Answer 1

Answer:

Step-by-step explanation:

prime factorization of 480

=2 × 2 × 2 × 2 × 2 × 3 × 5

prime factorization of 1470

=2 × 3 × 5 × 7 × 7

To find HCF

multiply all the common terms

HCF=2x3x5

Therefore HCF=30

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Answer 2

Step-by-step explanation:

So, the HCF of 1470

= 2 × 3× 5× 7

= 210

so the HCF of 480

= 2× 2×2×2×2 × 3 ×5

= 480

• the common terms is

= 2× 3× 5

= 30