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What is the gcf of 7 21 18?

Wiki User

∙ 2015-11-12 04:42:27

Best Answer

The GCF is 1.

Wiki User

∙ 2015-11-12 04:42:27

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Related questions

What is the GCF of 49 and 21?

The GCF is 7.

What is the gcf of the numbers 14 and 21?

The GCF is 7.

What is the GCF of 18 21 and 42?

gcf(18, 21, 42) = 3. 18 = 2 x 3^2 21 = 3 x 7 24 = 2^3 x 3 hcf = 3

What is the LCM and the GCF of 18 and 21?

To make this easier, let's first factor 18 and 21 into their prime factors: 18=2*3^2 21=3*7 Now it's very easy to find the LCM and GCF. The LCM is 2*3^2*7=126, and the GCF is 3.

What is the gcf of 14 and 28 and 21?

The GCF is 7.

What is the GCF of 7 15 21?

The GCF is 1.

What is GCF of 7 15 and 21?

The GCF is 1.

What is the GCF of 21 49 84?

The GCF is 7.

What is the gcf of 63 21 and 56?

The GCF is 7.

What s the greatest factor of -7 and 21?

The GCF is 7.

What is the GCF of 7 21?

Since 7 is a factor of 21, it is automatically the GCF.

What is the gcf of 7 21 and 28?

The GCF is 7.

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