What is method to find the GCF of 48 and 84?

Answer 1

The factors of 48 are:

1, 2, 3, 4, 6, 8, 12, 16, 24, 48

The factors of 84 are:

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

The common factors are:

1, 2, 3, 4, 6, 12

The Greatest Common Factor:

GCF = 12

Answer 2

Factor them.

2 x 2 x 2 x 3 = 24

2 x 2 x 2 x 2 x 3 = 48

2 x 2 x 3 x 7 = 84

Select the common factors.

2 x 2 x 3 = 12, the GCF

Answer 3

The factors of 48 are:

1, 2, 3, 4, 6, 8, 12, 16, 24, 48

The factors of 84 are:

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

The common factors are:

1, 2, 3, 4, 6, 12

The Greatest Common Factor:

GCF = 12

Answer 4

24: 1, 2, 3, 4, 6, 8, 12, 24

84:1, 2, 3, 4, 6, 7, 12, 14, 21, 28, & so on

GCF=12