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HCF(40, 63) = 1
The GCF is 9.
The GCF is 21.
The HCF of 40 & 12 is... 4
The hcf of 45 and 40 is 5.
The GCF is 63.
The GCF is 7.
The HCF of 112 and 63 is 7
7
63
It is: 21