Question

Find the common factors and the highest common factor by listing method: 18,21​

Answer 1

Answer:

Greatest Common Factor of 18 and 21

Greatest common factor (GCF) of 18 and 21 is 3

The common factors of 18 , 21 are 1,3 . The GCF (HCF) of the numerical factors 1,3 is 3 .

Answer 2

Greatest Common Factor of 18 and 21

Greatest common factor (GCF) of 18 and 21 is

3

H+ (35

The common factors of 18 , 21 are 1,3. The GCF (HCF) of the numerical factors 1,3 is 3.