The GCF is 1.
The GCF is 1.
The GCF is 21
The GCF is 99.
74/99 cannot be simplified. '99' has factors of '3' , '9' & '11' , which do not accur in '74'. '74' has factors of '2' & '37', which do not appear in '99'.
The GCF is 9.
The GCF is 1.
The GCF is 11.
The GCF is 11.
The GCF is 9.
0.7475
The GCF of 99 and 126 is 9.