If you want the "greatest", then there can only be one of it.You can't have two different numbers and say that they'reboth the "greatest".The greatest common factor of 12 and 21 is 3 .
285
The GCF of 33 and 66 = 33
The GCF is 3.
The GCF is 3.
The GCF of 33 and 21 is 3.
The GCF is 3.
The GCF is 3.
The greatest common factor of 21 and 33 is 3. The factors of 21 are 1,3,7,21 and the factors of 33 are 1,3,11 and 33 so the GCF is 3
The GCF of 96, 33, 21, and 42 is 3.
The GCF is 3.
The GCF is 1.
The GCF is 1.
If you want the "greatest", then there can only be one of it.You can't have two different numbers and say that they'reboth the "greatest".The greatest common factor of 12 and 21 is 3 .
-33
The sum of 21 and 12 is 33.
The GCF is 3.