Question

100ML
5. Find the HCF and LCM of 60 and 72 using prime factorisation​

Answer 1

Step-by-step explanation:

60=2×2×5×3

72=2×2×2×3×3

•°•Lcm=2×2×3×5×2×3=360

•°•Hcf=2×2×3=12

hope this helped you

Answer 2

Answer:

The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

The factors of 72 are: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

Then the HCF of 60 and 72 is 12.

Explanation: