Example: 30 and 42
Factor them.
2 x 3 x 5 = 30
2 x 3 x 7 = 42
Select the common factors.
2 x 3 = 6, the GCF
Highest common factor is 7.
The highest common factor is: 20
The highest common factor of 32 and 40 is 8.
The highest common factor of 120 and 150 is 130
1 is their highest common factor.
The highest common is 2
Highest common factor is 7.
The Highest Common Factor is: 4
The highest common factor is: 20
The highest common factor is 7.
The highest common factor is 35.
The highest common factor is 7.
The Highest Common Factor is: 9
What is the highest common factor of 33, 3 and 99
The highest common factor (HCF) is 12.
7The highest common factor is 7
The highest common factor is 3.