Question

find hcf of 20,48 by the prime factorisation method​

Answer 1

Answer:

2 |20,48

--|---------------

2 |10,24

--|---------------

2 |5,12

--|---------------

2 | 5,6

--|---------------

3 |5,3

--|---------------

5|5,1

--|---------------

|1,1

HCF= 2×2×2×2×3×5

= 60