1, 2, 7 and 14
1, 2, 7 and 14 are the common factors of 28 and 42. Since all of the numbers are common factors, we will not be able to select two.
The prime factors of 28 are 2,2 and 7 The prime factors of 42 are 2,3 and 7 Thus the common factors are 1,2,7 and 14.
Common factors of 14, 28, 42, and 70 are: 1, 2, 7, and 14.
Factors of 28... 1,2,4,7,14,28 Factors of 42... 1,2,3,6,7,14,21,42 GCF = 14
The common factors are: 1, 2, 7, 14.
Common factors of 42 and 28 are: 1, 2, 7, and 14.
1 and 7
Factors are numbers you can multiply together to get another number. Common factors are the factors two or more numbers have in common. 28: 1, 2, 4, 7, 14, 28 42: 1, 2, 3, 6, 7, 14, 21, 42 The common factors of 28 and 42 are 1, 2, 7 and 14.
1, 2, 7, and 14 are common divisors (and common factors) of 28 and 42.
Common factors of 28 and 42 are: 1, 2, 7, and 14.
Factors of 14 -> 1,2,7,14 Factors of 28 -> 1,2,4,7,14,28 Factors of 42 -> 1,2,3,6,7,14,21,42 Greatest Common Factor = the largest factor all terms have in common Therefore GCF = 14
The common factors of 28 and 42 are: 1, 2, 7, and 14The factors of 28 are:1, 2, 4, 7, 14, 28The factors of 42 are:1, 2, 3, 6, 7, 14, 21, 42The common factors are: 1, 2, 7, 14