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Earn +20 ptsQ: What is the hcf of 18 and 54?
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What is the HCF of 36 and 54?
The GCF is 18.
What is the HCF of 54 and 504?
The GCF/HCF of 54 and 504 is 18.
What is the HCF of 54 144 216?
The HCF is 18
What is the HCF of 18 54 and 81?
hcf(18, 54, 81) = 9. Using prime factorization: 18 = 2 x 3^2 54 = 2 x 3^3 81 = 3^4 hcf = 3^2 = 9
What is the HCF of18 and 54?
To find this, you first have to split the numbers into their prime factors: 18 = 2x3x3 54 = 2x3x3x3 The next step is to identify any common prime factors. In this case both numbers have a 2 and two 3s as prime factors. Multiply these together gives you: 2x3x3 = 18 Therefore the HCF of 18 and 54 is 18.
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