The GCF is 21.
The GCF is 7.
The GCF is 7.
The GCF of 49 and 63 is 7. The greatest common factor is the highest number that divides exactly into two or more numbers. 49: 1, 7, 49 63: 1, 3, 7, 9, 21, 63
The GCF is 7.7 is the GCF of 42, 49 and 84.
The GCF is 7.
The GCF is 21.
The GCF is 1.
GCF(42, 63, 84) = 21.
The LCM is: 441The GCF is: 7
The GCF is 21.
The GCF is 7.