80 and 400's highest common factor is 80.
Since 80 is a factor of 400, it is automatically the GCF.
80
Factors of 77: 1, 7, 11, 77. Factors of 400: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400. GCF (77, 400) = 1
The greatest common factor of 54 and 80 is 2.
80
The factors of 256 are: 1, 2, 4, 8, 16, 32, 64, 128, 256 The factors of 400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400 The common factors are: 1, 2, 4, 8, 16 The Greatest Common Factor: GCF = 16
The factors of 32: 1,2,5,8,10,16,20,32 The factors of 80: 1,2,4,5,8,10,16,20,40 The GCF (greatest common factor) of the numbers is 16!!
80
20
10
The factors of 400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, and 400.
The GCF is 8.