4 is the highest common factor of 28 and 32
The GCF of 14 and 28 is 14. Since 14 is a factor of 28, it is automatically the GCF.
The factors of 28 are: 1, 2, 4, 7, 14, and 28.The prime factors of 28 are: 2 and 7.The factors of 32 are: 1, 2, 4, 8, 16, and 32.The only prime factor of 32 is: 2.
4 is a factor of 28. 4 is a common factor of 28 and 32.
The greatest common factor of 14, 28, and 70 is 14.
1, 7 and 14 are the common factors of 14 and 28.
Common Factors: 14,7,2,1 Greatest Common Factor: 14
Since 14 is a factor of 28, all of its factors are common.
14 is a factor of 28. To be a common factor, it must be compared to at least two numbers.
The GCF of 28 and 32 is 4.The factors of 32 are 1, 2, 4, 8, 16, and 32.The factors of 28 are 1, 2, 4, 7, 14, and 28.The largest factor they have in common is 4, so it is the greatest common factor of 32 and 28.Alternately, you can examine their prime factors.The prime factors of 32 are 2, 2, 2, 2, and 2.The prime factors of 28 are 2, 2, and 7.The prime factors they have in common are 2 and 2, so the greatest common factor is 2 x 2 = 4.It is 4
28/14=2 14
Factors of 16: 1, 2, 4, 8, 16 Factors of 28: 1, 2, 4, 7, 14, 28 Factors of 32: 1, 2, 4, 8, 16, 32 GCF (16, 28, 32) = 4