12 = 2 x 2 x 3 16 = 2 x 2 x 2 x 2 HCF=2 x 2 = 4 HCF = 4
156: Hcf of 13 and 39= 13 13*12=156 =156
The HCF of 124 and 72 is 4.
The GCF is 3.
The GCF is 3.
The HCF is 4. 16/4 is 4, 12/4 is 3
It is 1
hcf(324, 512) = 4 324 = 2² x 3⁴ 512 = 2⁹ hcf = 2² = 4
The GCF is 4.
3.
12 = 2 x 2 x 3 16 = 2 x 2 x 2 x 2 HCF=2 x 2 = 4 HCF = 4
hcf(18, 54, 81) = 9. Using prime factorization: 18 = 2 x 3^2 54 = 2 x 3^3 81 = 3^4 hcf = 3^2 = 9
The HCF of 144 and 192 is 48. The LCM is 576.
The GCF is 4.
The HCF of 4 and 5 is 1.
The HCF of 4 and 90 is 2.
156: Hcf of 13 and 39= 13 13*12=156 =156