28=4x7
Greatest Common Factor(GCF) is 7
Since 7 is a factor of 28, it is automatically the GCF.
The GCF of 28, 84, and 91 is 7.
GCF(14, 28, 21) = 7
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
the greatest common factor is 7
GCF(7, 28, 35) = 7
The GCF is 7.
GCF(28, 21) = 7 Steps: Prime factorization of the numbers: 28 = 2 × 2 × 7 21 = 3 × 7 GCF(28, 21) = 7