Question

What is the HCF 20,30?​

Answer 1

Answer:

Steps to find GCF

Find the prime factorization of 20

20 = 2 × 2 × 5

Find the prime factorization of 30

30 = 2 × 3 × 5

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

Therefore, GCF = 2 × 5

GCF = 10

Answer 2

Answer:

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Step-by-step explanation:

20=2×2×5

30=2×3×5

common=2×5

H.C.F= 10