What is the gcf of 42 48 and 60?

Answer 1

The factors of 42 are:

1, 2, 3, 6, 7, 14, 21, 42

The factors of 48 are:

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

The factors of 60 are:

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

The common factors are:

1, 2, 3, 6

The Greatest Common Factor (GCF) is:

6

Answer 2

Factor out each term to obtain:

30 = 6 x 5

48 = 6 x 8

60 = 6 x 10

Since these terms have the factor 6 in common, the GCF is 6.

Answer 3

The GCF is: 12

Answer 4

The GCF is 12.

Answer 5

The GCF is 12.