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To find the greatest common factor of two numbers first factor each number into its prime factors. Next circle all the factors that are in both numbers.
96=2x2x2x2x2x3
72=2x2x2x3x3
2x2x2x3=24
It is: 96
The HCF is: 2The LCM is: 2,520
24
3
It is: 12
HCF(96, 180) = 12
The HCF of 16 and 96 is 16
The HCF of 48 and 72 is 24. The LCM is 144.
The GCF is 72.
Hcf of 24 and 72 is 24
The GCF is 24.
The GCF is 8.
The GCF is 12.