The abbreviation "GCF" means Greatest Common Factor. A GCF is the highest number that can be multiplied that two numbers have in common. An example is that the number 4 is the GCF of 8 and 12. That means when you are comparing the numbers 8 and 12, the highest number that they share that can be multiplied to equal either 8 or 12, is 4.
Among other things, in math this is used as an abbreviation of "greatest common factor".
It stands for the greatest common factor. Given two (or more) integers, it is the largest integer which will go into each of them evenly.
The GCF is 6.
The GCF is 9.
The GCF is 4.
The GCF is 30.
50
The GCF is: 1
The GCF is 27.
The GCF is 1.
The GCF is 3.
The GCF is 5.
The GCF is 2.
The GCF of 125, 200 is 25.