You need at least two numbers to find a GCF.
HCF(40, 63) = 1
The HCF of 40 & 12 is... 4
The HCF of the numbers 40 and 44 is 4.
The GCF is 8.
The GCF is 10.
HCF = 5LCM = 440
The GCF is 2.
HCF is the highest common factor of two or more numbers. HCF of 25 and 40 is 5.
5
20
10
40