The GCF is 7.
The GCF is 7.
The GCF is 7.
Factors of 49: 1, 7, 49Factors of 21: 1, 3, 7, 21Factors of 28: 1, 2, 4, 7, 14, 28GCF (49, 21, 28) = 7
The GCF is 7.
GCF(14, 28, 21) = 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
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
It is: 7
Factors of 49: 1, 7, 49Factors of 21: 1, 3, 7, 21Factors of 28: 1, 2, 4, 7, 14, 28GCF (49, 21, 28) = 7
The GCF is 7.
The GCF is 7.