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Am assuming that you mean hcf? and that would be 10, as that is the highest factor that is common in all thee numbers

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12y ago
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10y ago

The GCF is 10.

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6y ago

The GCF is 25.

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7y ago

It is: 10

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Q: What is the gcf of 10 20 and 30?
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What is the GCF of 20 30 and 90?

gcf(20, 30, 90) = 10


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The GCF of 30, 50, 20 is 10.


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The GCF of 30 and 20 is 10. Chart it however you wish.


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What is the GCF and LCM of 20 and 30?

GCF = 10... LCM = 60 !


If there were 30goldfish and 20angelfish. how would the gcf change if there were 40 gold fish.?

The GCF of 30 and 20 is 10. The GCF of 40 and 20 is 20.


What is the gcf for 20 and 30?

it is 10! hope i helped!


Your son's teacher is telling him the GCF of 20 and 30 is 5 He won't listen to you?

Send both of them to us. The GCF of 20 and 30 is 10.


What is the grreatest common factor of 20 and 30?

The GCF is 10.


What is the greatest common factor 30 and 20?

The GCF is 10.