The common factors of 21, 42, and 56 are: 1 and 7
The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The factors of 56 are 1, 2, 4, 7, 8, 14, 28, and 56.
The Greatest Common Factor (GCF) is: 7
the greatest common factor is 7, because 21 divided by 7 is 3, 28 divided by 7 is 4 and 56 divided by 7 is 8.
Factors of 42: 1, 2, 3, 6, 7, 14, 21, 42.Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56.Factors of 70: 1, 2, 5, 7, 10, 14, 35, 70.GCF (42, 56, 70) = 14
Factors of 21 are 1,3,7,21 Factors of 56 are 1,2,4,7,8,14,28,56.
The common factors of 21, 42, and 56 are: 1 and 7
There are only two common factors for 56 and 21. They are 1 and 7.
21 factors to [3 7] 56 factors to [2 2 2 7] Common factors [7] Answer is 7 ■
The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56 The factors of 63 are: 1, 3, 7, 9, 21, 63
The factors of 21 are: 1, 3, 7, 21The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56
Factors for 21 are: 1, 3, 7, 21 Factors for 34 are: 1, 2, 17, 34 Factors for 56 are: 1, 2, 4, 7, 8, 14, 28, 56 Factors for 67 are: 1, 67 Factors for 75 are: 1, 3, 5, 15, 25, 75 Factors for 81 are: 1, 3, 9, 27, 81 Factors for 89 are: 1, 89
The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The factors of 56 are 1, 2, 4, 7, 8, 14, 28, and 56.
The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56 The factors of 63 are: 1, 3, 7, 9, 21, 63 The factors of 81 are: 1, 3, 9, 27, 81
The prime factors of 21 are 3 and 7 The prime factors of 35 are 5 and 7 The prime factors of 56 are 2, 2, 2, and 7 As 56 has more than two prime factors it therefore has other factors which are not prime... 4, 8, 14 and 28.
21/56 OR 21 -- 56
The Greatest Common Factor (GCF) is: 7