Q: What is the GCF of 63 and 42?

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The GCF of 84, 63 and 42 is 21.

The GCF is 7.

The GCF is 21.

GCF(42, 63, 84) = 21.

42:1,2,3,6,7,14,21,4263:1,3,7,9,21,6398:1,2,7,14,44,98The GCF is seven.

The GCF is 21.

The GCF is 21.

The GCF is 21.

The GCF is: 3

The GCF is 21.

The GCF is 21.

The GCF is 21.

The GCF is 21.

The GCF is 7.

The GCF is 21.

The GCF of 28, 42 and 63 is 7.The GCF is 7.

It is: 21

The GCF is 21.

The GCF is 7.

The GCF is 21.

The GCF is: 21 becauseFactors42- 1, 42, 6, 7, 21, 2, 14, 363- 1, 63, 9, 7, 21, 3,

63 / 42 = 1 r 21 42 / 21 = 2 r 0 gcf of 63 and 42 is 21.

It is: 7

Lcm: 126 gcf: 7

The GCF of 15, 42, and 63 is: 3It is: 3