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Q: What is the 'HCF' of 42 and 56?

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It is: 14

The HCF of 28, 42 & 56... is 14 !

The GCF is 14.

To find the LCM of 56 and 42, you first have to break them down into their prime factors: 56 = 2x2x2x7 42 = 2x3x7 The next step is to work out the HCF. In this case that will be 2x7 = 14. Finally, you multiply the numbers together and divide by the HCF. 56x42/14 = 168. Therefore the LCM of 56 and 42 is 168.

The GCF is 28.

The GCF is 14.

The GCF is 7

The GCF is 4.

hcf = 42, lcm = 84.

The HCF is 7.

the HCF is 6

It is: 14

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