1 and 2
3
Factors of 28 are 1, 2, 4, 7, 14, and 28. Factors of 66 are 1, 2, 3, 6, 11, 22, 33, and 66. The only common factors of 28 and 66 are 1 and 2.
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.
The common factors of 28 and 84 are 1,2,4,7,14 and 28.
The common factors of 28 and 84 are 1,2,4,7,14 and 28
Factors of 28 are 1, 2, 4, 7, 14, and 28.Factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54The common factors of 28 and 54 are 1 and 2
The factors of 18 are: 1, 2, 3, 6, 9, 18.The factors of 28 are: 1, 2, 4, 7, 14, 28.The factors of 34 are: 1, 2, 17, 34.The common factors are: 1, 2
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
The factors of 28 are 1,2,4,7,14 and 28. "Common" means "same for both". For these factors to be common, they need to be compared to the factors of another number.
The factors of 28 are: 1, 2, 4, 7, 14, 28.The factors of 66 are: 1, 2, 3, 6, 11, 22, 33, 66.The common factors are: 1, 2.The Greatest Common Factor (GCF) is: 2
The common factors of 28 and 63 are: 1 and 7
The common factors of 28 and 49 are 1 and 7.