The highest common factor of 2 and 4 is 2.
The number 2 is a factor of 4.
The HCF of 4 and 90 is 2.
12 = 2 x 2 x 3 16 = 2 x 2 x 2 x 2 HCF=2 x 2 = 4 HCF = 4
It is 2
2
It is 2
It is 2
The GCF is 2.
The GCF is 2.
factors of 8: 1, 2, 4, 8 factors of 18: 1, 2, 3, 6, 9, 18 HCF: 2
The GCF is 2.
The GCF is 2.
None. But 4 and 6 have a LCM (not LMC) of 12 and HCF of 2.