The GCF is 24.
6
The highest common factor of 84, 168 and 182 is 14.
There is no highest common multiple of 56, 98 and 168. Their highest common factor, which you may have meant, is 14.
It is: 14
The HCF is 28.
It is 14
The GCF is 24.
The GCF is 14.
The GCF is 24.
The GCF is 56.
The GCF is 14.
The GCF is 14.